From a4b5b850670ea8b5df193501f9e10e8f308ac51e Mon Sep 17 00:00:00 2001
From: William Cheng <wing328hk@gmail.com>
Date: Mon, 27 Feb 2023 18:38:31 +0800
Subject: [PATCH] Update jackson nullable version to newer version v0.2.6
 (#14823)

* update jackson nullable to newer version

* update samples

* update samples

* update samples
---
 .../src/main/resources/Java/build.gradle.mustache               | 2 +-
 .../Java/libraries/apache-httpclient/build.gradle.mustache      | 2 +-
 .../resources/Java/libraries/apache-httpclient/pom.mustache     | 2 +-
 .../main/resources/Java/libraries/feign/build.gradle.mustache   | 2 +-
 .../src/main/resources/Java/libraries/feign/pom.mustache        | 2 +-
 .../Java/libraries/google-api-client/build.gradle.mustache      | 2 +-
 .../resources/Java/libraries/google-api-client/pom.mustache     | 2 +-
 .../main/resources/Java/libraries/jersey2/build.gradle.mustache | 2 +-
 .../main/resources/Java/libraries/jersey2/build.sbt.mustache    | 2 +-
 .../src/main/resources/Java/libraries/jersey2/pom.mustache      | 2 +-
 .../main/resources/Java/libraries/jersey3/build.gradle.mustache | 2 +-
 .../main/resources/Java/libraries/jersey3/build.sbt.mustache    | 2 +-
 .../src/main/resources/Java/libraries/jersey3/pom.mustache      | 2 +-
 .../src/main/resources/Java/libraries/native/pom.mustache       | 2 +-
 .../resources/Java/libraries/okhttp-gson/build.gradle.mustache  | 2 +-
 .../resources/Java/libraries/okhttp-gson/build.sbt.mustache     | 2 +-
 .../src/main/resources/Java/libraries/okhttp-gson/pom.mustache  | 2 +-
 .../resources/Java/libraries/rest-assured/build.gradle.mustache | 2 +-
 .../resources/Java/libraries/rest-assured/build.sbt.mustache    | 2 +-
 .../src/main/resources/Java/libraries/rest-assured/pom.mustache | 2 +-
 .../resources/Java/libraries/resteasy/build.gradle.mustache     | 2 +-
 .../src/main/resources/Java/libraries/resteasy/pom.mustache     | 2 +-
 .../resources/Java/libraries/resttemplate/build.gradle.mustache | 2 +-
 .../src/main/resources/Java/libraries/resttemplate/pom.mustache | 2 +-
 .../resources/Java/libraries/retrofit2/build.gradle.mustache    | 2 +-
 .../src/main/resources/Java/libraries/retrofit2/pom.mustache    | 2 +-
 .../main/resources/Java/libraries/vertx/build.gradle.mustache   | 2 +-
 .../src/main/resources/Java/libraries/vertx/pom.mustache        | 2 +-
 .../resources/Java/libraries/webclient/build.gradle.mustache    | 2 +-
 .../src/main/resources/Java/libraries/webclient/pom.mustache    | 2 +-
 .../resources/JavaSpring/libraries/spring-boot/pom-sb3.mustache | 2 +-
 .../resources/JavaSpring/libraries/spring-boot/pom.mustache     | 2 +-
 .../JavaSpring/libraries/spring-cloud/pom-sb3.mustache          | 2 +-
 .../resources/JavaSpring/libraries/spring-cloud/pom.mustache    | 2 +-
 .../JavaSpring/libraries/spring-http-interface/pom.mustache     | 2 +-
 .../src/main/resources/java-camel-server/pom.mustache           | 2 +-
 .../resources/java-helidon/client/libraries/mp/pom.mustache     | 2 +-
 .../resources/java-helidon/client/libraries/se/pom.mustache     | 2 +-
 samples/client/echo_api/java/apache-httpclient/build.gradle     | 2 +-
 samples/client/echo_api/java/apache-httpclient/pom.xml          | 2 +-
 samples/client/echo_api/java/feign-gson/build.gradle            | 2 +-
 samples/client/echo_api/java/feign-gson/pom.xml                 | 2 +-
 samples/client/echo_api/java/native/pom.xml                     | 2 +-
 samples/client/echo_api/java/okhttp-gson/build.gradle           | 2 +-
 samples/client/echo_api/java/okhttp-gson/build.sbt              | 2 +-
 samples/client/echo_api/java/okhttp-gson/pom.xml                | 2 +-
 samples/client/others/java/okhttp-gson-streaming/build.gradle   | 2 +-
 samples/client/others/java/okhttp-gson-streaming/build.sbt      | 2 +-
 samples/client/others/java/okhttp-gson-streaming/pom.xml        | 2 +-
 samples/client/petstore/java-helidon-client/mp/pom.xml          | 2 +-
 samples/client/petstore/java-helidon-client/se/pom.xml          | 2 +-
 samples/client/petstore/java/apache-httpclient/build.gradle     | 2 +-
 samples/client/petstore/java/apache-httpclient/pom.xml          | 2 +-
 samples/client/petstore/java/feign/build.gradle                 | 2 +-
 samples/client/petstore/java/feign/pom.xml                      | 2 +-
 samples/client/petstore/java/google-api-client/build.gradle     | 2 +-
 samples/client/petstore/java/google-api-client/pom.xml          | 2 +-
 samples/client/petstore/java/jersey1/build.gradle               | 2 +-
 .../petstore/java/jersey2-java8-localdatetime/build.gradle      | 2 +-
 .../client/petstore/java/jersey2-java8-localdatetime/build.sbt  | 2 +-
 .../client/petstore/java/jersey2-java8-localdatetime/pom.xml    | 2 +-
 samples/client/petstore/java/jersey2-java8/build.gradle         | 2 +-
 samples/client/petstore/java/jersey2-java8/build.sbt            | 2 +-
 samples/client/petstore/java/jersey2-java8/pom.xml              | 2 +-
 samples/client/petstore/java/jersey3/build.gradle               | 2 +-
 samples/client/petstore/java/jersey3/build.sbt                  | 2 +-
 samples/client/petstore/java/jersey3/pom.xml                    | 2 +-
 samples/client/petstore/java/native-async/pom.xml               | 2 +-
 samples/client/petstore/java/native-jakarta/pom.xml             | 2 +-
 samples/client/petstore/java/native/pom.xml                     | 2 +-
 .../petstore/java/okhttp-gson-awsv4signature/build.gradle       | 2 +-
 .../client/petstore/java/okhttp-gson-awsv4signature/build.sbt   | 2 +-
 samples/client/petstore/java/okhttp-gson-awsv4signature/pom.xml | 2 +-
 .../petstore/java/okhttp-gson-dynamicOperations/build.gradle    | 2 +-
 .../petstore/java/okhttp-gson-dynamicOperations/build.sbt       | 2 +-
 .../client/petstore/java/okhttp-gson-dynamicOperations/pom.xml  | 2 +-
 .../petstore/java/okhttp-gson-group-parameter/build.gradle      | 2 +-
 .../client/petstore/java/okhttp-gson-group-parameter/build.sbt  | 2 +-
 .../client/petstore/java/okhttp-gson-group-parameter/pom.xml    | 2 +-
 .../petstore/java/okhttp-gson-parcelableModel/build.gradle      | 2 +-
 .../client/petstore/java/okhttp-gson-parcelableModel/build.sbt  | 2 +-
 .../client/petstore/java/okhttp-gson-parcelableModel/pom.xml    | 2 +-
 samples/client/petstore/java/okhttp-gson-swagger1/build.gradle  | 2 +-
 samples/client/petstore/java/okhttp-gson-swagger1/build.sbt     | 2 +-
 samples/client/petstore/java/okhttp-gson-swagger1/pom.xml       | 2 +-
 samples/client/petstore/java/okhttp-gson/build.gradle           | 2 +-
 samples/client/petstore/java/okhttp-gson/build.sbt              | 2 +-
 samples/client/petstore/java/okhttp-gson/pom.xml                | 2 +-
 samples/client/petstore/java/rest-assured-jackson/build.gradle  | 2 +-
 samples/client/petstore/java/rest-assured-jackson/build.sbt     | 2 +-
 samples/client/petstore/java/rest-assured-jackson/pom.xml       | 2 +-
 samples/client/petstore/java/resteasy/build.gradle              | 2 +-
 samples/client/petstore/java/resteasy/pom.xml                   | 2 +-
 samples/client/petstore/java/resttemplate-jakarta/build.gradle  | 2 +-
 samples/client/petstore/java/resttemplate-jakarta/pom.xml       | 2 +-
 samples/client/petstore/java/resttemplate-swagger1/build.gradle | 2 +-
 samples/client/petstore/java/resttemplate-swagger1/pom.xml      | 2 +-
 samples/client/petstore/java/resttemplate-withXml/build.gradle  | 2 +-
 samples/client/petstore/java/resttemplate-withXml/pom.xml       | 2 +-
 samples/client/petstore/java/resttemplate/build.gradle          | 2 +-
 samples/client/petstore/java/resttemplate/pom.xml               | 2 +-
 samples/client/petstore/java/retrofit2-play26/build.gradle      | 2 +-
 samples/client/petstore/java/retrofit2-play26/pom.xml           | 2 +-
 samples/client/petstore/java/vertx-no-nullable/pom.xml          | 2 +-
 samples/client/petstore/java/vertx/build.gradle                 | 2 +-
 samples/client/petstore/java/vertx/pom.xml                      | 2 +-
 samples/client/petstore/java/webclient-jakarta/build.gradle     | 2 +-
 samples/client/petstore/java/webclient-jakarta/pom.xml          | 2 +-
 .../client/petstore/java/webclient-nullable-arrays/build.gradle | 2 +-
 samples/client/petstore/java/webclient-nullable-arrays/pom.xml  | 2 +-
 samples/client/petstore/java/webclient/build.gradle             | 2 +-
 samples/client/petstore/java/webclient/pom.xml                  | 2 +-
 samples/client/petstore/spring-cloud-async/pom.xml              | 2 +-
 samples/client/petstore/spring-cloud-date-time/pom.xml          | 2 +-
 samples/client/petstore/spring-cloud-feign-without-url/pom.xml  | 2 +-
 samples/client/petstore/spring-cloud-spring-pageable/pom.xml    | 2 +-
 samples/client/petstore/spring-cloud/pom.xml                    | 2 +-
 samples/client/petstore/spring-http-interface-reactive/pom.xml  | 2 +-
 samples/client/petstore/spring-http-interface/pom.xml           | 2 +-
 .../extensions/x-auth-id-alias/java/jersey2-java8/build.gradle  | 2 +-
 .../extensions/x-auth-id-alias/java/jersey2-java8/build.sbt     | 2 +-
 .../extensions/x-auth-id-alias/java/jersey2-java8/pom.xml       | 2 +-
 .../petstore/java/jersey2-java8-special-characters/build.gradle | 2 +-
 .../petstore/java/jersey2-java8-special-characters/build.sbt    | 2 +-
 .../petstore/java/jersey2-java8-special-characters/pom.xml      | 2 +-
 .../client/petstore/java/jersey2-java8-swagger1/build.gradle    | 2 +-
 .../client/petstore/java/jersey2-java8-swagger1/build.sbt       | 2 +-
 .../client/petstore/java/jersey2-java8-swagger1/pom.xml         | 2 +-
 .../openapi3/client/petstore/java/jersey2-java8/build.gradle    | 2 +-
 samples/openapi3/client/petstore/java/jersey2-java8/build.sbt   | 2 +-
 samples/openapi3/client/petstore/java/jersey2-java8/pom.xml     | 2 +-
 samples/openapi3/client/petstore/spring-cloud-3/pom.xml         | 2 +-
 samples/openapi3/client/petstore/spring-cloud-async/pom.xml     | 2 +-
 samples/openapi3/client/petstore/spring-cloud-date-time/pom.xml | 2 +-
 .../openapi3/client/petstore/spring-cloud-oas3-fakeapi/pom.xml  | 2 +-
 .../client/petstore/spring-cloud-spring-pageable/pom.xml        | 2 +-
 samples/openapi3/client/petstore/spring-cloud/pom.xml           | 2 +-
 .../client/petstore/spring-stubs-skip-default-interface/pom.xml | 2 +-
 samples/openapi3/client/petstore/spring-stubs/pom.xml           | 2 +-
 samples/openapi3/server/petstore/spring-boot-oneof/pom.xml      | 2 +-
 samples/openapi3/server/petstore/spring-boot-springdoc/pom.xml  | 2 +-
 samples/openapi3/server/petstore/springboot-3/pom.xml           | 2 +-
 samples/openapi3/server/petstore/springboot-delegate/pom.xml    | 2 +-
 .../openapi3/server/petstore/springboot-implicitHeaders/pom.xml | 2 +-
 samples/openapi3/server/petstore/springboot-reactive/pom.xml    | 2 +-
 samples/openapi3/server/petstore/springboot-source/pom.xml      | 2 +-
 samples/openapi3/server/petstore/springboot-useoptional/pom.xml | 2 +-
 samples/openapi3/server/petstore/springboot/pom.xml             | 2 +-
 samples/server/petstore/java-camel/pom.xml                      | 2 +-
 .../spring-boot-defaultInterface-unhandledException/pom.xml     | 2 +-
 samples/server/petstore/spring-boot-nullable-set/pom.xml        | 2 +-
 samples/server/petstore/spring-stubs/pom.xml                    | 2 +-
 samples/server/petstore/springboot-beanvalidation/pom.xml       | 2 +-
 samples/server/petstore/springboot-delegate-j8/pom.xml          | 2 +-
 samples/server/petstore/springboot-delegate/pom.xml             | 2 +-
 .../springboot-implicitHeaders-annotationLibrary/pom.xml        | 2 +-
 samples/server/petstore/springboot-implicitHeaders/pom.xml      | 2 +-
 samples/server/petstore/springboot-reactive/pom.xml             | 2 +-
 .../pom.xml                                                     | 2 +-
 .../petstore/springboot-spring-pageable-delegatePattern/pom.xml | 2 +-
 .../petstore/springboot-spring-pageable-without-j8/pom.xml      | 2 +-
 samples/server/petstore/springboot-spring-pageable/pom.xml      | 2 +-
 samples/server/petstore/springboot-useoptional/pom.xml          | 2 +-
 samples/server/petstore/springboot-virtualan/pom.xml            | 2 +-
 samples/server/petstore/springboot/pom.xml                      | 2 +-
 165 files changed, 165 insertions(+), 165 deletions(-)

diff --git a/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache
index 39ef41c0339..a4e590f459a 100644
--- a/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache
@@ -117,7 +117,7 @@ ext {
     jackson_version = "2.12.6"
     jackson_databind_version = "2.12.6.1"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     jersey_version = "1.19.4"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/build.gradle.mustache
index f21d15812fe..05bb4725ae7 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/build.gradle.mustache
@@ -117,7 +117,7 @@ ext {
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     httpclient_version = "5.1.3"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/pom.mustache
index 84251301092..5d0dbce9c31 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/apache-httpclient/pom.mustache
@@ -336,7 +336,7 @@
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache
index bb35f8689f7..c24965129e5 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache
@@ -105,7 +105,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     feign_version = "10.11"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/feign/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/feign/pom.mustache
index 957f42e9201..8b0c9f48b61 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/feign/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/feign/pom.mustache
@@ -383,7 +383,7 @@
         <gson-version>2.8.6</gson-version>
         {{/gson}}
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         {{#useJakartaEe}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache
index c14b05a571c..b0d21cdef5f 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache
@@ -101,7 +101,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     google_api_client_version = "1.32.2"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/pom.mustache
index 99adbbf1b41..2a77c24f5e8 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/pom.mustache
@@ -302,7 +302,7 @@
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#joda}}
         <jodatime-version>2.9.9</jodatime-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache
index b11d0add3ca..602b6ec7e3e 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache
@@ -102,7 +102,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.sbt.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.sbt.mustache
index dc65e1b496b..78b5e7d0bbe 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.sbt.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.sbt.mustache
@@ -24,7 +24,7 @@ lazy val root = (project in file(".")).
       {{/joda}}
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
       {{#openApiNullable}}
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       {{/openApiNullable}}
       {{#hasOAuthMethods}}
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/pom.mustache
index a309668fe5c..0b94c06e876 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/pom.mustache
@@ -386,7 +386,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
         {{/useJakartaEe}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.gradle.mustache
index 55c2dfd81af..02245aa23df 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.gradle.mustache
@@ -102,7 +102,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "2.1.0"
     jersey_version = "3.0.4"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.sbt.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.sbt.mustache
index ee811eb8ce7..118b304200d 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.sbt.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/build.sbt.mustache
@@ -24,7 +24,7 @@ lazy val root = (project in file(".")).
       {{/joda}}
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
       {{#openApiNullable}}
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       {{/openApiNullable}}
       {{#hasOAuthMethods}}
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/pom.mustache
index 5df86ad0180..e9b97de515f 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/pom.mustache
@@ -386,7 +386,7 @@
         <jersey-version>3.0.4</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>2.1.0</jakarta-annotation-version>
         {{#useBeanValidation}}
         <beanvalidation-version>2.0.2</beanvalidation-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache
index 8fd137de9a0..a30ea49846b 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/native/pom.mustache
@@ -273,7 +273,7 @@
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
         <jackson-version>2.14.1</jackson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
         {{/useJakartaEe}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
index 2183fa8d790..95f679d5107 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
@@ -119,7 +119,7 @@ dependencies {
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
     {{#openApiNullable}}
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     {{/openApiNullable}}
     {{#hasOAuthMethods}}
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
index 77d6183a97a..cf50c15c4e8 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
@@ -17,7 +17,7 @@ lazy val root = (project in file(".")).
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
       {{#openApiNullable}}
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       {{/openApiNullable}}
       {{#hasOAuthMethods}}
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
index 51f70e90df2..2faa56489ab 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
@@ -416,7 +416,7 @@
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#joda}}
         <jodatime-version>2.12.0</jodatime-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache
index 67a9e7191a4..549cdfa977b 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache
@@ -104,7 +104,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
 {{/jackson}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.sbt.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.sbt.mustache
index 820edf8d661..0958cbc1480 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.sbt.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.sbt.mustache
@@ -18,7 +18,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.4",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.2",
       {{#openApiNullable}}
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       {{/openApiNullable}}
       {{#withXml}}
       "com.fasterxml.jackson.dataformat" % "jackson-dataformat-xml" % "2.13.4.1",
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/pom.mustache
index 6c7eae9526d..61aaad0e801 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/pom.mustache
@@ -342,7 +342,7 @@
         {{#jackson}}
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/jackson}}
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache
index 93a8b84ffc8..7debde15319 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache
@@ -101,7 +101,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     threetenbp_version = "2.9.10"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/pom.mustache
index 3d13271e5f8..ea123ff700c 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/pom.mustache
@@ -284,7 +284,7 @@
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache
index 349ef54ab84..7ec8edd1fe9 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache
@@ -101,7 +101,7 @@ ext {
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     spring_web_version = "5.3.24"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/pom.mustache
index bb1d59b6819..1c7a64e64da 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/pom.mustache
@@ -324,7 +324,7 @@
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache
index 5deba46d401..f83fac8d6fc 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache
@@ -103,7 +103,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     play_version = "2.6.7"
     {{/usePlayWS}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/pom.mustache
index 28aba86cfc3..ffca1fafb19 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/pom.mustache
@@ -367,7 +367,7 @@
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         <play-version>2.6.7</play-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{/usePlayWS}}
         <retrofit-version>2.5.0</retrofit-version>
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/vertx/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/vertx/build.gradle.mustache
index 6f9d9e6bb2c..f92534f5699 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/vertx/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/vertx/build.gradle.mustache
@@ -35,7 +35,7 @@ ext {
     vertx_version = "3.4.2"
     junit_version = "4.13.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
 }
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/vertx/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/vertx/pom.mustache
index 91a53bc92b2..5e487d12492 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/vertx/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/vertx/pom.mustache
@@ -296,7 +296,7 @@
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind>2.13.4.2</jackson-databind>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{#useJakartaEe}}
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
         {{/useJakartaEe}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/webclient/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/webclient/build.gradle.mustache
index 5d97c7d0f1b..0e21e620f24 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/webclient/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/webclient/build.gradle.mustache
@@ -117,7 +117,7 @@ ext {
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
     {{#openApiNullable}}
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     {{/openApiNullable}}
     jakarta_annotation_version = "1.3.5"
     reactor_version = "3.4.3"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/webclient/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/webclient/pom.mustache
index 7042cefacc1..554906312b2 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/webclient/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/webclient/pom.mustache
@@ -158,7 +158,7 @@
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         {{#openApiNullable}}
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#useJakartaEe}}
         <spring-boot-version>3.0.1</spring-boot-version>
diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom-sb3.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom-sb3.mustache
index 784e8d86c9d..7efe86f9478 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom-sb3.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom-sb3.mustache
@@ -186,7 +186,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         {{/openApiNullable}}
 {{#useBeanValidation}}
diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom.mustache
index 1eca3c6cfe6..7aff2f049e0 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-boot/pom.mustache
@@ -196,7 +196,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         {{/openApiNullable}}
 {{#useBeanValidation}}
diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom-sb3.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom-sb3.mustache
index b389953e916..f89b32e0f2b 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom-sb3.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom-sb3.mustache
@@ -120,7 +120,7 @@
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
         {{^parentOverridden}}
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         {{/parentOverridden}}
         </dependency>
         {{/openApiNullable}}
diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom.mustache
index 849703d05d8..c2394bad451 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-cloud/pom.mustache
@@ -136,7 +136,7 @@
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
         {{^parentOverridden}}
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         {{/parentOverridden}}
         </dependency>
         {{/openApiNullable}}
diff --git a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-http-interface/pom.mustache b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-http-interface/pom.mustache
index b44dd3d3fca..533bb4aa01d 100644
--- a/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-http-interface/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaSpring/libraries/spring-http-interface/pom.mustache
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         {{/openApiNullable}}
         <dependency>
diff --git a/modules/openapi-generator/src/main/resources/java-camel-server/pom.mustache b/modules/openapi-generator/src/main/resources/java-camel-server/pom.mustache
index 60911b44bcb..ea921e9ca75 100644
--- a/modules/openapi-generator/src/main/resources/java-camel-server/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/java-camel-server/pom.mustache
@@ -116,7 +116,7 @@ Do not edit the class manually.
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.4</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>io.swagger</groupId>
diff --git a/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/mp/pom.mustache b/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/mp/pom.mustache
index 6deab37c810..df0588a6194 100644
--- a/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/mp/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/mp/pom.mustache
@@ -45,7 +45,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
 {{/jackson}}
 {{#jsonb}}
diff --git a/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/se/pom.mustache b/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/se/pom.mustache
index 489af6b1576..a6df5428278 100644
--- a/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/se/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/java-helidon/client/libraries/se/pom.mustache
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
 {{/jackson}}
 {{#jsonb}}
diff --git a/samples/client/echo_api/java/apache-httpclient/build.gradle b/samples/client/echo_api/java/apache-httpclient/build.gradle
index fb375783d8c..454e96b422f 100644
--- a/samples/client/echo_api/java/apache-httpclient/build.gradle
+++ b/samples/client/echo_api/java/apache-httpclient/build.gradle
@@ -116,7 +116,7 @@ ext {
     swagger_annotations_version = "1.6.6"
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     httpclient_version = "5.1.3"
     jodatime_version = "2.9.9"
diff --git a/samples/client/echo_api/java/apache-httpclient/pom.xml b/samples/client/echo_api/java/apache-httpclient/pom.xml
index f3b687231bc..77d1cc7455e 100644
--- a/samples/client/echo_api/java/apache-httpclient/pom.xml
+++ b/samples/client/echo_api/java/apache-httpclient/pom.xml
@@ -273,7 +273,7 @@
         <httpclient-version>5.1.3</httpclient-version>
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
     </properties>
diff --git a/samples/client/echo_api/java/feign-gson/build.gradle b/samples/client/echo_api/java/feign-gson/build.gradle
index 81c595e5349..7e186e14102 100644
--- a/samples/client/echo_api/java/feign-gson/build.gradle
+++ b/samples/client/echo_api/java/feign-gson/build.gradle
@@ -104,7 +104,7 @@ ext {
     swagger_annotations_version = "1.5.24"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     feign_version = "10.11"
     feign_form_version = "3.8.0"
diff --git a/samples/client/echo_api/java/feign-gson/pom.xml b/samples/client/echo_api/java/feign-gson/pom.xml
index 4a36787dd00..a9619f313ea 100644
--- a/samples/client/echo_api/java/feign-gson/pom.xml
+++ b/samples/client/echo_api/java/feign-gson/pom.xml
@@ -310,7 +310,7 @@
         <feign-version>10.11</feign-version>
         <feign-form-version>3.8.0</feign-form-version>
         <gson-version>2.8.6</gson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.7.0</junit-version>
diff --git a/samples/client/echo_api/java/native/pom.xml b/samples/client/echo_api/java/native/pom.xml
index 21f978f406f..873eb273f28 100644
--- a/samples/client/echo_api/java/native/pom.xml
+++ b/samples/client/echo_api/java/native/pom.xml
@@ -254,7 +254,7 @@
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
         <jackson-version>2.14.1</jackson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <httpmime-version>4.5.13</httpmime-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/echo_api/java/okhttp-gson/build.gradle b/samples/client/echo_api/java/okhttp-gson/build.gradle
index 63c2db63626..6bd45a1bd1e 100644
--- a/samples/client/echo_api/java/okhttp-gson/build.gradle
+++ b/samples/client/echo_api/java/okhttp-gson/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
diff --git a/samples/client/echo_api/java/okhttp-gson/build.sbt b/samples/client/echo_api/java/okhttp-gson/build.sbt
index 0259c687922..57000c7d470 100644
--- a/samples/client/echo_api/java/okhttp-gson/build.sbt
+++ b/samples/client/echo_api/java/okhttp-gson/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
diff --git a/samples/client/echo_api/java/okhttp-gson/pom.xml b/samples/client/echo_api/java/okhttp-gson/pom.xml
index 4debc8fc3fd..3b66186af76 100644
--- a/samples/client/echo_api/java/okhttp-gson/pom.xml
+++ b/samples/client/echo_api/java/okhttp-gson/pom.xml
@@ -340,7 +340,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.gradle b/samples/client/others/java/okhttp-gson-streaming/build.gradle
index ad54274be84..56534ed35d8 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.gradle
+++ b/samples/client/others/java/okhttp-gson-streaming/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.sbt b/samples/client/others/java/okhttp-gson-streaming/build.sbt
index 544922ffed0..0b1b63a821f 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.sbt
+++ b/samples/client/others/java/okhttp-gson-streaming/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
diff --git a/samples/client/others/java/okhttp-gson-streaming/pom.xml b/samples/client/others/java/okhttp-gson-streaming/pom.xml
index 925d6e1dc10..efe230c95a3 100644
--- a/samples/client/others/java/okhttp-gson-streaming/pom.xml
+++ b/samples/client/others/java/okhttp-gson-streaming/pom.xml
@@ -340,7 +340,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java-helidon-client/mp/pom.xml b/samples/client/petstore/java-helidon-client/mp/pom.xml
index ccf28c4c1a6..3dd6a3a8e09 100644
--- a/samples/client/petstore/java-helidon-client/mp/pom.xml
+++ b/samples/client/petstore/java-helidon-client/mp/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
diff --git a/samples/client/petstore/java-helidon-client/se/pom.xml b/samples/client/petstore/java-helidon-client/se/pom.xml
index 6047a12ad44..958af5cea51 100644
--- a/samples/client/petstore/java-helidon-client/se/pom.xml
+++ b/samples/client/petstore/java-helidon-client/se/pom.xml
@@ -39,7 +39,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
diff --git a/samples/client/petstore/java/apache-httpclient/build.gradle b/samples/client/petstore/java/apache-httpclient/build.gradle
index 74a808e1983..f10041fc2f3 100644
--- a/samples/client/petstore/java/apache-httpclient/build.gradle
+++ b/samples/client/petstore/java/apache-httpclient/build.gradle
@@ -116,7 +116,7 @@ ext {
     swagger_annotations_version = "1.6.6"
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     httpclient_version = "5.1.3"
     jodatime_version = "2.9.9"
diff --git a/samples/client/petstore/java/apache-httpclient/pom.xml b/samples/client/petstore/java/apache-httpclient/pom.xml
index 92a8cc2c316..5afcb3ece50 100644
--- a/samples/client/petstore/java/apache-httpclient/pom.xml
+++ b/samples/client/petstore/java/apache-httpclient/pom.xml
@@ -273,7 +273,7 @@
         <httpclient-version>5.1.3</httpclient-version>
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
     </properties>
diff --git a/samples/client/petstore/java/feign/build.gradle b/samples/client/petstore/java/feign/build.gradle
index 625fbef7ea2..6a0b06d24b7 100644
--- a/samples/client/petstore/java/feign/build.gradle
+++ b/samples/client/petstore/java/feign/build.gradle
@@ -104,7 +104,7 @@ ext {
     swagger_annotations_version = "1.5.24"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     feign_version = "10.11"
     feign_form_version = "3.8.0"
diff --git a/samples/client/petstore/java/feign/pom.xml b/samples/client/petstore/java/feign/pom.xml
index bce6945333f..10bb5de2981 100644
--- a/samples/client/petstore/java/feign/pom.xml
+++ b/samples/client/petstore/java/feign/pom.xml
@@ -326,7 +326,7 @@
         <feign-version>10.11</feign-version>
         <feign-form-version>3.8.0</feign-form-version>
         <jackson-version>2.13.4</jackson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.7.0</junit-version>
diff --git a/samples/client/petstore/java/google-api-client/build.gradle b/samples/client/petstore/java/google-api-client/build.gradle
index 673eebf5351..ac19f288bbe 100644
--- a/samples/client/petstore/java/google-api-client/build.gradle
+++ b/samples/client/petstore/java/google-api-client/build.gradle
@@ -100,7 +100,7 @@ ext {
     swagger_annotations_version = "1.6.3"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     google_api_client_version = "1.32.2"
     jersey_common_version = "2.25.1"
diff --git a/samples/client/petstore/java/google-api-client/pom.xml b/samples/client/petstore/java/google-api-client/pom.xml
index ba3cd46b981..f2b17821843 100644
--- a/samples/client/petstore/java/google-api-client/pom.xml
+++ b/samples/client/petstore/java/google-api-client/pom.xml
@@ -265,7 +265,7 @@
         <jersey-common-version>2.25.1</jersey-common-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/jersey1/build.gradle b/samples/client/petstore/java/jersey1/build.gradle
index 96a3c82649e..ec8999d882d 100644
--- a/samples/client/petstore/java/jersey1/build.gradle
+++ b/samples/client/petstore/java/jersey1/build.gradle
@@ -116,7 +116,7 @@ ext {
     swagger_annotations_version = "1.6.3"
     jackson_version = "2.12.6"
     jackson_databind_version = "2.12.6.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "1.19.4"
     jodatime_version = "2.9.9"
diff --git a/samples/client/petstore/java/jersey2-java8-localdatetime/build.gradle b/samples/client/petstore/java/jersey2-java8-localdatetime/build.gradle
index 0a446290dc1..310bd85ccc3 100644
--- a/samples/client/petstore/java/jersey2-java8-localdatetime/build.gradle
+++ b/samples/client/petstore/java/jersey2-java8-localdatetime/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
     junit_version = "5.8.2"
diff --git a/samples/client/petstore/java/jersey2-java8-localdatetime/build.sbt b/samples/client/petstore/java/jersey2-java8-localdatetime/build.sbt
index 298ffac0e94..9619da28e00 100644
--- a/samples/client/petstore/java/jersey2-java8-localdatetime/build.sbt
+++ b/samples/client/petstore/java/jersey2-java8-localdatetime/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.2" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.1" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test"
diff --git a/samples/client/petstore/java/jersey2-java8-localdatetime/pom.xml b/samples/client/petstore/java/jersey2-java8-localdatetime/pom.xml
index fd363a6c197..5712c516be0 100644
--- a/samples/client/petstore/java/jersey2-java8-localdatetime/pom.xml
+++ b/samples/client/petstore/java/jersey2-java8-localdatetime/pom.xml
@@ -337,7 +337,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <scribejava-apis-version>8.3.1</scribejava-apis-version>
diff --git a/samples/client/petstore/java/jersey2-java8/build.gradle b/samples/client/petstore/java/jersey2-java8/build.gradle
index f4084948039..3e2f139652c 100644
--- a/samples/client/petstore/java/jersey2-java8/build.gradle
+++ b/samples/client/petstore/java/jersey2-java8/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
     junit_version = "5.8.2"
diff --git a/samples/client/petstore/java/jersey2-java8/build.sbt b/samples/client/petstore/java/jersey2-java8/build.sbt
index 96215c2ec48..67a8cb45b67 100644
--- a/samples/client/petstore/java/jersey2-java8/build.sbt
+++ b/samples/client/petstore/java/jersey2-java8/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.2" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.1" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test"
diff --git a/samples/client/petstore/java/jersey2-java8/pom.xml b/samples/client/petstore/java/jersey2-java8/pom.xml
index 08444fade92..f4e20ec4556 100644
--- a/samples/client/petstore/java/jersey2-java8/pom.xml
+++ b/samples/client/petstore/java/jersey2-java8/pom.xml
@@ -337,7 +337,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <scribejava-apis-version>8.3.1</scribejava-apis-version>
diff --git a/samples/client/petstore/java/jersey3/build.gradle b/samples/client/petstore/java/jersey3/build.gradle
index 530f8dc1b1a..c61e95ecc24 100644
--- a/samples/client/petstore/java/jersey3/build.gradle
+++ b/samples/client/petstore/java/jersey3/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "2.1.0"
     jersey_version = "3.0.4"
     junit_version = "5.8.2"
diff --git a/samples/client/petstore/java/jersey3/build.sbt b/samples/client/petstore/java/jersey3/build.sbt
index 148e4e84810..89a524fe004 100644
--- a/samples/client/petstore/java/jersey3/build.sbt
+++ b/samples/client/petstore/java/jersey3/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.4" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.2" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
       "org.tomitribe" % "tomitribe-http-signatures" % "1.7" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "2.1.0" % "compile",
diff --git a/samples/client/petstore/java/jersey3/pom.xml b/samples/client/petstore/java/jersey3/pom.xml
index 2c39fe5d030..77af048f577 100644
--- a/samples/client/petstore/java/jersey3/pom.xml
+++ b/samples/client/petstore/java/jersey3/pom.xml
@@ -342,7 +342,7 @@
         <jersey-version>3.0.4</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>2.1.0</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <http-signature-version>1.7</http-signature-version>
diff --git a/samples/client/petstore/java/native-async/pom.xml b/samples/client/petstore/java/native-async/pom.xml
index 0c11192b050..a64afc892cb 100644
--- a/samples/client/petstore/java/native-async/pom.xml
+++ b/samples/client/petstore/java/native-async/pom.xml
@@ -254,7 +254,7 @@
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
         <jackson-version>2.14.1</jackson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <httpmime-version>4.5.13</httpmime-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/native-jakarta/pom.xml b/samples/client/petstore/java/native-jakarta/pom.xml
index 6bc82abbcc0..927d8ed080d 100644
--- a/samples/client/petstore/java/native-jakarta/pom.xml
+++ b/samples/client/petstore/java/native-jakarta/pom.xml
@@ -254,7 +254,7 @@
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
         <jackson-version>2.14.1</jackson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
         <httpmime-version>4.5.13</httpmime-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/native/pom.xml b/samples/client/petstore/java/native/pom.xml
index 0c11192b050..a64afc892cb 100644
--- a/samples/client/petstore/java/native/pom.xml
+++ b/samples/client/petstore/java/native/pom.xml
@@ -254,7 +254,7 @@
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
         <jackson-version>2.14.1</jackson-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <httpmime-version>4.5.13</httpmime-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle
index a8a18109f2a..5a1d52006a5 100644
--- a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
diff --git a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt
index 59c1288af47..30f3633352c 100644
--- a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-awsv4signature/pom.xml b/samples/client/petstore/java/okhttp-gson-awsv4signature/pom.xml
index acb1d773f1d..af6191ab3f1 100644
--- a/samples/client/petstore/java/okhttp-gson-awsv4signature/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-awsv4signature/pom.xml
@@ -350,7 +350,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
index fbe2a2fc96a..335a955a2c8 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation 'io.swagger.parser.v3:swagger-parser-v3:2.0.30'
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
index 7310d920be6..3a01e5b041a 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
       "io.swagger.parser.v3" % "swagger-parser-v3" "2.0.30" % "compile"
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml b/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml
index 88ac88edd0a..482f89620e1 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml
@@ -350,7 +350,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle b/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
index c4de7288d77..963a4699fcd 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
diff --git a/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt b/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
index 9518e6cfbe3..898a141449c 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml b/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml
index 925aaf7704e..2880d045a5c 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml
@@ -345,7 +345,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
index 898e75a6ec2..631856608d8 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
index 6675fd8d9e6..14a79d4e6fa 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml b/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
index 07f9127bea6..ff090d324e6 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
@@ -352,7 +352,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle b/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle
index 17f1178d951..721d4876416 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
diff --git a/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt b/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt
index 9abac35cf05..e5dccb22db3 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-swagger1/pom.xml b/samples/client/petstore/java/okhttp-gson-swagger1/pom.xml
index 9c13dc5f877..1a1e48ea451 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger1/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-swagger1/pom.xml
@@ -350,7 +350,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java/okhttp-gson/build.gradle b/samples/client/petstore/java/okhttp-gson/build.gradle
index 17f1178d951..721d4876416 100644
--- a/samples/client/petstore/java/okhttp-gson/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson/build.gradle
@@ -114,7 +114,7 @@ dependencies {
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
-    implementation 'org.openapitools:jackson-databind-nullable:0.2.4'
+    implementation 'org.openapitools:jackson-databind-nullable:0.2.6'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
diff --git a/samples/client/petstore/java/okhttp-gson/build.sbt b/samples/client/petstore/java/okhttp-gson/build.sbt
index 9abac35cf05..e5dccb22db3 100644
--- a/samples/client/petstore/java/okhttp-gson/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.2",
       "io.gsonfire" % "gson-fire" % "1.8.5" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson/pom.xml b/samples/client/petstore/java/okhttp-gson/pom.xml
index 70635b572a3..83d4d38315f 100644
--- a/samples/client/petstore/java/okhttp-gson/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson/pom.xml
@@ -345,7 +345,7 @@
         <okhttp-version>4.10.0</okhttp-version>
         <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.9.1</junit-version>
         <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
diff --git a/samples/client/petstore/java/rest-assured-jackson/build.gradle b/samples/client/petstore/java/rest-assured-jackson/build.gradle
index 74f0d4f31f1..b2399beda30 100644
--- a/samples/client/petstore/java/rest-assured-jackson/build.gradle
+++ b/samples/client/petstore/java/rest-assured-jackson/build.gradle
@@ -102,7 +102,7 @@ ext {
     junit_version = "4.13.2"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     okio_version = "1.17.5"
 }
diff --git a/samples/client/petstore/java/rest-assured-jackson/build.sbt b/samples/client/petstore/java/rest-assured-jackson/build.sbt
index 13277bc9cb1..7d599d4642b 100644
--- a/samples/client/petstore/java/rest-assured-jackson/build.sbt
+++ b/samples/client/petstore/java/rest-assured-jackson/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-core" % "2.13.4",
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.4",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.2",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.4.1",
       "com.squareup.okio" % "okio" % "1.17.5" % "compile",
       "jakarta.validation" % "jakarta.validation-api" % "2.0.2" % "compile",
diff --git a/samples/client/petstore/java/rest-assured-jackson/pom.xml b/samples/client/petstore/java/rest-assured-jackson/pom.xml
index 0ef4a9935af..5afde26c7af 100644
--- a/samples/client/petstore/java/rest-assured-jackson/pom.xml
+++ b/samples/client/petstore/java/rest-assured-jackson/pom.xml
@@ -283,7 +283,7 @@
         <gson-fire-version>1.8.5</gson-fire-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <beanvalidation-version>2.0.2</beanvalidation-version>
         <okio-version>1.17.5</okio-version>
diff --git a/samples/client/petstore/java/resteasy/build.gradle b/samples/client/petstore/java/resteasy/build.gradle
index b27a669e7c0..50c4ae91ffd 100644
--- a/samples/client/petstore/java/resteasy/build.gradle
+++ b/samples/client/petstore/java/resteasy/build.gradle
@@ -100,7 +100,7 @@ ext {
     swagger_annotations_version = "1.6.3"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     threetenbp_version = "2.9.10"
     resteasy_version = "4.5.11.Final"
diff --git a/samples/client/petstore/java/resteasy/pom.xml b/samples/client/petstore/java/resteasy/pom.xml
index 2b75e5d4c4f..ef9abe85c15 100644
--- a/samples/client/petstore/java/resteasy/pom.xml
+++ b/samples/client/petstore/java/resteasy/pom.xml
@@ -252,7 +252,7 @@
         <resteasy-version>4.7.6.Final</resteasy-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <threetenbp-version>2.9.10</threetenbp-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
diff --git a/samples/client/petstore/java/resttemplate-jakarta/build.gradle b/samples/client/petstore/java/resttemplate-jakarta/build.gradle
index 4d8abb1c3ec..46db68d6e80 100644
--- a/samples/client/petstore/java/resttemplate-jakarta/build.gradle
+++ b/samples/client/petstore/java/resttemplate-jakarta/build.gradle
@@ -100,7 +100,7 @@ ext {
     swagger_annotations_version = "1.6.9"
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     spring_web_version = "5.3.24"
     jodatime_version = "2.9.9"
diff --git a/samples/client/petstore/java/resttemplate-jakarta/pom.xml b/samples/client/petstore/java/resttemplate-jakarta/pom.xml
index c8e801d7421..6f4bbc7524a 100644
--- a/samples/client/petstore/java/resttemplate-jakarta/pom.xml
+++ b/samples/client/petstore/java/resttemplate-jakarta/pom.xml
@@ -270,7 +270,7 @@
         <spring-web-version>6.0.3</spring-web-version>
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/resttemplate-swagger1/build.gradle b/samples/client/petstore/java/resttemplate-swagger1/build.gradle
index 4d8abb1c3ec..46db68d6e80 100644
--- a/samples/client/petstore/java/resttemplate-swagger1/build.gradle
+++ b/samples/client/petstore/java/resttemplate-swagger1/build.gradle
@@ -100,7 +100,7 @@ ext {
     swagger_annotations_version = "1.6.9"
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     spring_web_version = "5.3.24"
     jodatime_version = "2.9.9"
diff --git a/samples/client/petstore/java/resttemplate-swagger1/pom.xml b/samples/client/petstore/java/resttemplate-swagger1/pom.xml
index d0df05cc6d4..4772dfc25df 100644
--- a/samples/client/petstore/java/resttemplate-swagger1/pom.xml
+++ b/samples/client/petstore/java/resttemplate-swagger1/pom.xml
@@ -275,7 +275,7 @@
         <spring-web-version>5.3.24</spring-web-version>
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/resttemplate-withXml/build.gradle b/samples/client/petstore/java/resttemplate-withXml/build.gradle
index 57067570013..6882fdc04a2 100644
--- a/samples/client/petstore/java/resttemplate-withXml/build.gradle
+++ b/samples/client/petstore/java/resttemplate-withXml/build.gradle
@@ -100,7 +100,7 @@ ext {
     swagger_annotations_version = "1.6.9"
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     spring_web_version = "5.3.24"
     jodatime_version = "2.9.9"
diff --git a/samples/client/petstore/java/resttemplate-withXml/pom.xml b/samples/client/petstore/java/resttemplate-withXml/pom.xml
index d7a171c4f90..14cf8152227 100644
--- a/samples/client/petstore/java/resttemplate-withXml/pom.xml
+++ b/samples/client/petstore/java/resttemplate-withXml/pom.xml
@@ -282,7 +282,7 @@
         <spring-web-version>5.3.24</spring-web-version>
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/resttemplate/build.gradle b/samples/client/petstore/java/resttemplate/build.gradle
index 4d8abb1c3ec..46db68d6e80 100644
--- a/samples/client/petstore/java/resttemplate/build.gradle
+++ b/samples/client/petstore/java/resttemplate/build.gradle
@@ -100,7 +100,7 @@ ext {
     swagger_annotations_version = "1.6.9"
     jackson_version = "2.14.1"
     jackson_databind_version = "2.14.1"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     spring_web_version = "5.3.24"
     jodatime_version = "2.9.9"
diff --git a/samples/client/petstore/java/resttemplate/pom.xml b/samples/client/petstore/java/resttemplate/pom.xml
index bcfec498cd1..83800ee16d0 100644
--- a/samples/client/petstore/java/resttemplate/pom.xml
+++ b/samples/client/petstore/java/resttemplate/pom.xml
@@ -270,7 +270,7 @@
         <spring-web-version>5.3.24</spring-web-version>
         <jackson-version>2.14.1</jackson-version>
         <jackson-databind-version>2.14.1</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.2</junit-version>
diff --git a/samples/client/petstore/java/retrofit2-play26/build.gradle b/samples/client/petstore/java/retrofit2-play26/build.gradle
index 35b51632a9b..663d0c66baf 100644
--- a/samples/client/petstore/java/retrofit2-play26/build.gradle
+++ b/samples/client/petstore/java/retrofit2-play26/build.gradle
@@ -101,7 +101,7 @@ ext {
     retrofit_version = "2.3.0"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     play_version = "2.6.7"
     jakarta_annotation_version = "1.3.5"
     swagger_annotations_version = "1.5.22"
diff --git a/samples/client/petstore/java/retrofit2-play26/pom.xml b/samples/client/petstore/java/retrofit2-play26/pom.xml
index bebce0b6c62..463a4c8eee2 100644
--- a/samples/client/petstore/java/retrofit2-play26/pom.xml
+++ b/samples/client/petstore/java/retrofit2-play26/pom.xml
@@ -306,7 +306,7 @@
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
         <play-version>2.6.7</play-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <retrofit-version>2.5.0</retrofit-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <beanvalidation-version>2.0.2</beanvalidation-version>
diff --git a/samples/client/petstore/java/vertx-no-nullable/pom.xml b/samples/client/petstore/java/vertx-no-nullable/pom.xml
index d06e5e962bb..e22b0ef38b6 100644
--- a/samples/client/petstore/java/vertx-no-nullable/pom.xml
+++ b/samples/client/petstore/java/vertx-no-nullable/pom.xml
@@ -268,7 +268,7 @@
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind>2.13.4.2</jackson-databind>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
     </properties>
diff --git a/samples/client/petstore/java/vertx/build.gradle b/samples/client/petstore/java/vertx/build.gradle
index 49c2693f9cf..0c19093b3d5 100644
--- a/samples/client/petstore/java/vertx/build.gradle
+++ b/samples/client/petstore/java/vertx/build.gradle
@@ -34,7 +34,7 @@ ext {
     jackson_databind_version = "2.13.4.2"
     vertx_version = "3.4.2"
     junit_version = "4.13.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
 }
 
diff --git a/samples/client/petstore/java/vertx/pom.xml b/samples/client/petstore/java/vertx/pom.xml
index 2562289fd57..cb6fb45c527 100644
--- a/samples/client/petstore/java/vertx/pom.xml
+++ b/samples/client/petstore/java/vertx/pom.xml
@@ -273,7 +273,7 @@
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind>2.13.4.2</jackson-databind>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>4.13.2</junit-version>
     </properties>
diff --git a/samples/client/petstore/java/webclient-jakarta/build.gradle b/samples/client/petstore/java/webclient-jakarta/build.gradle
index 72bbe85dbd1..43c4dcb03aa 100644
--- a/samples/client/petstore/java/webclient-jakarta/build.gradle
+++ b/samples/client/petstore/java/webclient-jakarta/build.gradle
@@ -116,7 +116,7 @@ ext {
     spring_boot_version = "2.6.6"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     reactor_version = "3.4.3"
     reactor_netty_version = "1.0.4"
diff --git a/samples/client/petstore/java/webclient-jakarta/pom.xml b/samples/client/petstore/java/webclient-jakarta/pom.xml
index 6615943234b..4e0afbd195b 100644
--- a/samples/client/petstore/java/webclient-jakarta/pom.xml
+++ b/samples/client/petstore/java/webclient-jakarta/pom.xml
@@ -123,7 +123,7 @@
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <spring-boot-version>3.0.1</spring-boot-version>
         <jakarta-annotation-version>2.1.1</jakarta-annotation-version>
         <reactor-version>3.5.1</reactor-version>
diff --git a/samples/client/petstore/java/webclient-nullable-arrays/build.gradle b/samples/client/petstore/java/webclient-nullable-arrays/build.gradle
index 73bf10028f5..1b9e9ec6eeb 100644
--- a/samples/client/petstore/java/webclient-nullable-arrays/build.gradle
+++ b/samples/client/petstore/java/webclient-nullable-arrays/build.gradle
@@ -116,7 +116,7 @@ ext {
     spring_boot_version = "2.6.6"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     reactor_version = "3.4.3"
     reactor_netty_version = "1.0.4"
diff --git a/samples/client/petstore/java/webclient-nullable-arrays/pom.xml b/samples/client/petstore/java/webclient-nullable-arrays/pom.xml
index bebb184ba3d..8897377dbf8 100644
--- a/samples/client/petstore/java/webclient-nullable-arrays/pom.xml
+++ b/samples/client/petstore/java/webclient-nullable-arrays/pom.xml
@@ -123,7 +123,7 @@
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <spring-boot-version>2.6.6</spring-boot-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <reactor-version>3.4.3</reactor-version>
diff --git a/samples/client/petstore/java/webclient/build.gradle b/samples/client/petstore/java/webclient/build.gradle
index 72bbe85dbd1..43c4dcb03aa 100644
--- a/samples/client/petstore/java/webclient/build.gradle
+++ b/samples/client/petstore/java/webclient/build.gradle
@@ -116,7 +116,7 @@ ext {
     spring_boot_version = "2.6.6"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     reactor_version = "3.4.3"
     reactor_netty_version = "1.0.4"
diff --git a/samples/client/petstore/java/webclient/pom.xml b/samples/client/petstore/java/webclient/pom.xml
index 752998e9f38..5e040f4c307 100644
--- a/samples/client/petstore/java/webclient/pom.xml
+++ b/samples/client/petstore/java/webclient/pom.xml
@@ -123,7 +123,7 @@
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <spring-boot-version>2.6.6</spring-boot-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <reactor-version>3.4.3</reactor-version>
diff --git a/samples/client/petstore/spring-cloud-async/pom.xml b/samples/client/petstore/spring-cloud-async/pom.xml
index d9e5e528f27..e893d0fa75f 100644
--- a/samples/client/petstore/spring-cloud-async/pom.xml
+++ b/samples/client/petstore/spring-cloud-async/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/client/petstore/spring-cloud-date-time/pom.xml b/samples/client/petstore/spring-cloud-date-time/pom.xml
index 03de5f5f2bd..2440d30f396 100644
--- a/samples/client/petstore/spring-cloud-date-time/pom.xml
+++ b/samples/client/petstore/spring-cloud-date-time/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/client/petstore/spring-cloud-feign-without-url/pom.xml b/samples/client/petstore/spring-cloud-feign-without-url/pom.xml
index d9e5e528f27..e893d0fa75f 100644
--- a/samples/client/petstore/spring-cloud-feign-without-url/pom.xml
+++ b/samples/client/petstore/spring-cloud-feign-without-url/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/client/petstore/spring-cloud-spring-pageable/pom.xml b/samples/client/petstore/spring-cloud-spring-pageable/pom.xml
index 0760f2f8cdf..027c3fae62c 100644
--- a/samples/client/petstore/spring-cloud-spring-pageable/pom.xml
+++ b/samples/client/petstore/spring-cloud-spring-pageable/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/client/petstore/spring-cloud/pom.xml b/samples/client/petstore/spring-cloud/pom.xml
index d9e5e528f27..e893d0fa75f 100644
--- a/samples/client/petstore/spring-cloud/pom.xml
+++ b/samples/client/petstore/spring-cloud/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/client/petstore/spring-http-interface-reactive/pom.xml b/samples/client/petstore/spring-http-interface-reactive/pom.xml
index 116d33b19e8..4ae219b250e 100644
--- a/samples/client/petstore/spring-http-interface-reactive/pom.xml
+++ b/samples/client/petstore/spring-http-interface-reactive/pom.xml
@@ -65,7 +65,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/client/petstore/spring-http-interface/pom.xml b/samples/client/petstore/spring-http-interface/pom.xml
index 64a11d3b176..155585f894f 100644
--- a/samples/client/petstore/spring-http-interface/pom.xml
+++ b/samples/client/petstore/spring-http-interface/pom.xml
@@ -65,7 +65,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.gradle b/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.gradle
index d0dbfd5a34f..7cc90998841 100644
--- a/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.gradle
+++ b/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
     junit_version = "5.8.2"
diff --git a/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.sbt b/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.sbt
index 695952a12c5..44b40e6740c 100644
--- a/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.sbt
+++ b/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.2" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.1" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test"
     )
diff --git a/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/pom.xml b/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/pom.xml
index b2453fc61d0..f40032acbfe 100644
--- a/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/pom.xml
+++ b/samples/openapi3/client/extensions/x-auth-id-alias/java/jersey2-java8/pom.xml
@@ -332,7 +332,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <spotless.version>2.21.0</spotless.version>
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.gradle b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.gradle
index 5aff9fba10c..c4c78da8cea 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.gradle
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
     junit_version = "5.8.2"
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.sbt b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.sbt
index 336d35eaddc..e13766fd5c1 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.sbt
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.2" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.1" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test"
     )
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/pom.xml b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/pom.xml
index 311e4cd01ac..397aaf277f3 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/pom.xml
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/pom.xml
@@ -332,7 +332,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <spotless.version>2.21.0</spotless.version>
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.gradle b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.gradle
index 6a21109468f..d05b6c806d2 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.gradle
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
     junit_version = "5.8.2"
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.sbt b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.sbt
index cf424c8cbae..642221bd070 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.sbt
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.2" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.1" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test"
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/pom.xml b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/pom.xml
index 1af3447871c..28c4aa6c20c 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/pom.xml
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/pom.xml
@@ -342,7 +342,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <scribejava-apis-version>8.3.1</scribejava-apis-version>
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8/build.gradle b/samples/openapi3/client/petstore/java/jersey2-java8/build.gradle
index 0fe0594b3b5..7a0c92a6ad9 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8/build.gradle
+++ b/samples/openapi3/client/petstore/java/jersey2-java8/build.gradle
@@ -101,7 +101,7 @@ ext {
     swagger_annotations_version = "1.6.5"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    jackson_databind_nullable_version = "0.2.4"
+    jackson_databind_nullable_version = "0.2.6"
     jakarta_annotation_version = "1.3.5"
     jersey_version = "2.35"
     junit_version = "5.8.2"
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8/build.sbt b/samples/openapi3/client/petstore/java/jersey2-java8/build.sbt
index 6aa48c594b2..2667ad6f51b 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8/build.sbt
+++ b/samples/openapi3/client/petstore/java/jersey2-java8/build.sbt
@@ -20,7 +20,7 @@ lazy val root = (project in file(".")).
       "com.fasterxml.jackson.core" % "jackson-annotations" % "2.13.2" % "compile",
       "com.fasterxml.jackson.core" % "jackson-databind" % "2.13.4.1" % "compile",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.13.2" % "compile",
-      "org.openapitools" % "jackson-databind-nullable" % "0.2.4" % "compile",
+      "org.openapitools" % "jackson-databind-nullable" % "0.2.6" % "compile",
       "com.github.scribejava" % "scribejava-apis" % "8.3.1" % "compile",
       "org.tomitribe" % "tomitribe-http-signatures" % "1.7" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8/pom.xml b/samples/openapi3/client/petstore/java/jersey2-java8/pom.xml
index d60d11b1be2..d62fa311f74 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8/pom.xml
+++ b/samples/openapi3/client/petstore/java/jersey2-java8/pom.xml
@@ -342,7 +342,7 @@
         <jersey-version>2.35</jersey-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind-version>2.13.4.2</jackson-databind-version>
-        <jackson-databind-nullable-version>0.2.4</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <junit-version>5.8.2</junit-version>
         <http-signature-version>1.7</http-signature-version>
diff --git a/samples/openapi3/client/petstore/spring-cloud-3/pom.xml b/samples/openapi3/client/petstore/spring-cloud-3/pom.xml
index cf3ea83330b..b38ba97282c 100644
--- a/samples/openapi3/client/petstore/spring-cloud-3/pom.xml
+++ b/samples/openapi3/client/petstore/spring-cloud-3/pom.xml
@@ -72,7 +72,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/petstore/spring-cloud-async/pom.xml b/samples/openapi3/client/petstore/spring-cloud-async/pom.xml
index bc99c56cacf..f92a06b51ea 100644
--- a/samples/openapi3/client/petstore/spring-cloud-async/pom.xml
+++ b/samples/openapi3/client/petstore/spring-cloud-async/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/petstore/spring-cloud-date-time/pom.xml b/samples/openapi3/client/petstore/spring-cloud-date-time/pom.xml
index 6fcd4631b65..9deb1212be2 100644
--- a/samples/openapi3/client/petstore/spring-cloud-date-time/pom.xml
+++ b/samples/openapi3/client/petstore/spring-cloud-date-time/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/pom.xml b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/pom.xml
index 1bea809b9c1..3d15a0a2565 100644
--- a/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/pom.xml
+++ b/samples/openapi3/client/petstore/spring-cloud-oas3-fakeapi/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/pom.xml b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/pom.xml
index 722fb203b2d..67b135e6143 100644
--- a/samples/openapi3/client/petstore/spring-cloud-spring-pageable/pom.xml
+++ b/samples/openapi3/client/petstore/spring-cloud-spring-pageable/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/petstore/spring-cloud/pom.xml b/samples/openapi3/client/petstore/spring-cloud/pom.xml
index 1bea809b9c1..3d15a0a2565 100644
--- a/samples/openapi3/client/petstore/spring-cloud/pom.xml
+++ b/samples/openapi3/client/petstore/spring-cloud/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/pom.xml b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/pom.xml
index 6634a5fff8b..233a12005b1 100644
--- a/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/pom.xml
+++ b/samples/openapi3/client/petstore/spring-stubs-skip-default-interface/pom.xml
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/client/petstore/spring-stubs/pom.xml b/samples/openapi3/client/petstore/spring-stubs/pom.xml
index 6634a5fff8b..233a12005b1 100644
--- a/samples/openapi3/client/petstore/spring-stubs/pom.xml
+++ b/samples/openapi3/client/petstore/spring-stubs/pom.xml
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/spring-boot-oneof/pom.xml b/samples/openapi3/server/petstore/spring-boot-oneof/pom.xml
index 944d18eef98..293bf46ff4c 100644
--- a/samples/openapi3/server/petstore/spring-boot-oneof/pom.xml
+++ b/samples/openapi3/server/petstore/spring-boot-oneof/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/spring-boot-springdoc/pom.xml b/samples/openapi3/server/petstore/spring-boot-springdoc/pom.xml
index c5d737e9a38..508f2e238b0 100644
--- a/samples/openapi3/server/petstore/spring-boot-springdoc/pom.xml
+++ b/samples/openapi3/server/petstore/spring-boot-springdoc/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot-3/pom.xml b/samples/openapi3/server/petstore/springboot-3/pom.xml
index b8f2a64881a..19b76099c56 100644
--- a/samples/openapi3/server/petstore/springboot-3/pom.xml
+++ b/samples/openapi3/server/petstore/springboot-3/pom.xml
@@ -75,7 +75,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot-delegate/pom.xml b/samples/openapi3/server/petstore/springboot-delegate/pom.xml
index fed304f1ed9..324a0744fa1 100644
--- a/samples/openapi3/server/petstore/springboot-delegate/pom.xml
+++ b/samples/openapi3/server/petstore/springboot-delegate/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot-implicitHeaders/pom.xml b/samples/openapi3/server/petstore/springboot-implicitHeaders/pom.xml
index e6244bcaa63..879a973bbd7 100644
--- a/samples/openapi3/server/petstore/springboot-implicitHeaders/pom.xml
+++ b/samples/openapi3/server/petstore/springboot-implicitHeaders/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot-reactive/pom.xml b/samples/openapi3/server/petstore/springboot-reactive/pom.xml
index 8780b224ae4..2a16a7b42b7 100644
--- a/samples/openapi3/server/petstore/springboot-reactive/pom.xml
+++ b/samples/openapi3/server/petstore/springboot-reactive/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot-source/pom.xml b/samples/openapi3/server/petstore/springboot-source/pom.xml
index 5b0a94acd5d..28848e69b43 100644
--- a/samples/openapi3/server/petstore/springboot-source/pom.xml
+++ b/samples/openapi3/server/petstore/springboot-source/pom.xml
@@ -62,7 +62,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot-useoptional/pom.xml b/samples/openapi3/server/petstore/springboot-useoptional/pom.xml
index 782c37943f2..93fdc77cc30 100644
--- a/samples/openapi3/server/petstore/springboot-useoptional/pom.xml
+++ b/samples/openapi3/server/petstore/springboot-useoptional/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/openapi3/server/petstore/springboot/pom.xml b/samples/openapi3/server/petstore/springboot/pom.xml
index 153c00521d4..518ef6effb3 100644
--- a/samples/openapi3/server/petstore/springboot/pom.xml
+++ b/samples/openapi3/server/petstore/springboot/pom.xml
@@ -60,7 +60,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/java-camel/pom.xml b/samples/server/petstore/java-camel/pom.xml
index 5564c31a75f..a259d5f37d6 100644
--- a/samples/server/petstore/java-camel/pom.xml
+++ b/samples/server/petstore/java-camel/pom.xml
@@ -116,7 +116,7 @@ Do not edit the class manually.
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.4</version>
+            <version>0.2.6</version>
         </dependency>
         <dependency>
             <groupId>io.swagger</groupId>
diff --git a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/pom.xml b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/pom.xml
index 726c24e4a43..5cc98b8f398 100644
--- a/samples/server/petstore/spring-boot-defaultInterface-unhandledException/pom.xml
+++ b/samples/server/petstore/spring-boot-defaultInterface-unhandledException/pom.xml
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/spring-boot-nullable-set/pom.xml b/samples/server/petstore/spring-boot-nullable-set/pom.xml
index 7569d728566..07fd6c1a217 100644
--- a/samples/server/petstore/spring-boot-nullable-set/pom.xml
+++ b/samples/server/petstore/spring-boot-nullable-set/pom.xml
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/spring-stubs/pom.xml b/samples/server/petstore/spring-stubs/pom.xml
index a7b649ce049..c7768e6f120 100644
--- a/samples/server/petstore/spring-stubs/pom.xml
+++ b/samples/server/petstore/spring-stubs/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-beanvalidation/pom.xml b/samples/server/petstore/springboot-beanvalidation/pom.xml
index df1f70a0cb6..3fbd5350ad3 100644
--- a/samples/server/petstore/springboot-beanvalidation/pom.xml
+++ b/samples/server/petstore/springboot-beanvalidation/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-delegate-j8/pom.xml b/samples/server/petstore/springboot-delegate-j8/pom.xml
index 919d35d22fa..098338c4314 100644
--- a/samples/server/petstore/springboot-delegate-j8/pom.xml
+++ b/samples/server/petstore/springboot-delegate-j8/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-delegate/pom.xml b/samples/server/petstore/springboot-delegate/pom.xml
index a752ab7498a..cfef5460229 100644
--- a/samples/server/petstore/springboot-delegate/pom.xml
+++ b/samples/server/petstore/springboot-delegate/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-implicitHeaders-annotationLibrary/pom.xml b/samples/server/petstore/springboot-implicitHeaders-annotationLibrary/pom.xml
index 57adb9fd9ab..96df6a3cbe0 100644
--- a/samples/server/petstore/springboot-implicitHeaders-annotationLibrary/pom.xml
+++ b/samples/server/petstore/springboot-implicitHeaders-annotationLibrary/pom.xml
@@ -52,7 +52,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-implicitHeaders/pom.xml b/samples/server/petstore/springboot-implicitHeaders/pom.xml
index 0ea86ef8639..d5b52d6e560 100644
--- a/samples/server/petstore/springboot-implicitHeaders/pom.xml
+++ b/samples/server/petstore/springboot-implicitHeaders/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-reactive/pom.xml b/samples/server/petstore/springboot-reactive/pom.xml
index 402bd9c61b0..86990714a3b 100644
--- a/samples/server/petstore/springboot-reactive/pom.xml
+++ b/samples/server/petstore/springboot-reactive/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-spring-pageable-delegatePattern-without-j8/pom.xml b/samples/server/petstore/springboot-spring-pageable-delegatePattern-without-j8/pom.xml
index f5fdbce5272..ec1bbb334af 100644
--- a/samples/server/petstore/springboot-spring-pageable-delegatePattern-without-j8/pom.xml
+++ b/samples/server/petstore/springboot-spring-pageable-delegatePattern-without-j8/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-spring-pageable-delegatePattern/pom.xml b/samples/server/petstore/springboot-spring-pageable-delegatePattern/pom.xml
index 5eb53282273..059096ac0b8 100644
--- a/samples/server/petstore/springboot-spring-pageable-delegatePattern/pom.xml
+++ b/samples/server/petstore/springboot-spring-pageable-delegatePattern/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-spring-pageable-without-j8/pom.xml b/samples/server/petstore/springboot-spring-pageable-without-j8/pom.xml
index 784cb195314..e1c08ad06b0 100644
--- a/samples/server/petstore/springboot-spring-pageable-without-j8/pom.xml
+++ b/samples/server/petstore/springboot-spring-pageable-without-j8/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-spring-pageable/pom.xml b/samples/server/petstore/springboot-spring-pageable/pom.xml
index bd7ea87386b..d9a43805cde 100644
--- a/samples/server/petstore/springboot-spring-pageable/pom.xml
+++ b/samples/server/petstore/springboot-spring-pageable/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-useoptional/pom.xml b/samples/server/petstore/springboot-useoptional/pom.xml
index e4d0052658c..90594c755f2 100644
--- a/samples/server/petstore/springboot-useoptional/pom.xml
+++ b/samples/server/petstore/springboot-useoptional/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot-virtualan/pom.xml b/samples/server/petstore/springboot-virtualan/pom.xml
index ab877198833..23d93aafc2d 100644
--- a/samples/server/petstore/springboot-virtualan/pom.xml
+++ b/samples/server/petstore/springboot-virtualan/pom.xml
@@ -61,7 +61,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>
diff --git a/samples/server/petstore/springboot/pom.xml b/samples/server/petstore/springboot/pom.xml
index ea4da7a20ef..1faa772d129 100644
--- a/samples/server/petstore/springboot/pom.xml
+++ b/samples/server/petstore/springboot/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.openapitools</groupId>
             <artifactId>jackson-databind-nullable</artifactId>
-            <version>0.2.2</version>
+            <version>0.2.6</version>
         </dependency>
         <!-- Bean Validation API support -->
         <dependency>