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 85dfdb3c85a..71dbcc85300 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
@@ -112,8 +112,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
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 5dfe99f2b9d..05ec20bff2c 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
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/echo_api/java/okhttp-gson/build.gradle b/samples/client/echo_api/java/okhttp-gson/build.gradle
index ea04a997bd8..38a181fc21f 100644
--- a/samples/client/echo_api/java/okhttp-gson/build.gradle
+++ b/samples/client/echo_api/java/okhttp-gson/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/echo_api/java/okhttp-gson/build.sbt b/samples/client/echo_api/java/okhttp-gson/build.sbt
index 8ba4919fe3c..55b2479519f 100644
--- a/samples/client/echo_api/java/okhttp-gson/build.sbt
+++ b/samples/client/echo_api/java/okhttp-gson/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/others/java/okhttp-gson-oneOf/build.gradle b/samples/client/others/java/okhttp-gson-oneOf/build.gradle
index 0a72788e779..385a98a2074 100644
--- a/samples/client/others/java/okhttp-gson-oneOf/build.gradle
+++ b/samples/client/others/java/okhttp-gson-oneOf/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/others/java/okhttp-gson-oneOf/build.sbt b/samples/client/others/java/okhttp-gson-oneOf/build.sbt
index 3a409fcd9a8..ee12a918d39 100644
--- a/samples/client/others/java/okhttp-gson-oneOf/build.sbt
+++ b/samples/client/others/java/okhttp-gson-oneOf/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.gradle b/samples/client/others/java/okhttp-gson-streaming/build.gradle
index e607dfa53dd..41d81af4dcc 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.gradle
+++ b/samples/client/others/java/okhttp-gson-streaming/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.sbt b/samples/client/others/java/okhttp-gson-streaming/build.sbt
index d7080aa288e..2a9184320b6 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.sbt
+++ b/samples/client/others/java/okhttp-gson-streaming/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-3.1/build.gradle b/samples/client/petstore/java/okhttp-gson-3.1/build.gradle
index 1a8bab77d86..c50f27fa8ae 100644
--- a/samples/client/petstore/java/okhttp-gson-3.1/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-3.1/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-3.1/build.sbt b/samples/client/petstore/java/okhttp-gson-3.1/build.sbt
index 6a364198de5..1cfb07976ed 100644
--- a/samples/client/petstore/java/okhttp-gson-3.1/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-3.1/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle
index bc6ac3ee3db..6cad260b145 100644
--- a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt
index e61ec17d8dd..0f9cf8f3f2a 100644
--- a/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-awsv4signature/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
index 3aebceafc6f..31873abe5dc 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
index 0bb9b8e7bb8..b1ece5e8563 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
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 2d46c1a9f7e..4b2531773dd 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
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 8c6f95e1384..67c416e48b9 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-nullable-required/build.gradle b/samples/client/petstore/java/okhttp-gson-nullable-required/build.gradle
index 984b8135b0f..61981aa9d3b 100644
--- a/samples/client/petstore/java/okhttp-gson-nullable-required/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-nullable-required/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-nullable-required/build.sbt b/samples/client/petstore/java/okhttp-gson-nullable-required/build.sbt
index 65ec5ab3758..f5180bf8259 100644
--- a/samples/client/petstore/java/okhttp-gson-nullable-required/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-nullable-required/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
index 9f27b1ebb50..6bc0e6630cc 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
index 0dcbbab8dd2..2e3b8bade6f 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle b/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle
index c48a850d197..99b33483c50 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-swagger1/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt b/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt
index 66c0359a453..81f278caba4 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-swagger1/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson-swagger2/build.gradle b/samples/client/petstore/java/okhttp-gson-swagger2/build.gradle
index c48a850d197..99b33483c50 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger2/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-swagger2/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson-swagger2/build.sbt b/samples/client/petstore/java/okhttp-gson-swagger2/build.sbt
index 66c0359a453..81f278caba4 100644
--- a/samples/client/petstore/java/okhttp-gson-swagger2/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-swagger2/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
diff --git a/samples/client/petstore/java/okhttp-gson/build.gradle b/samples/client/petstore/java/okhttp-gson/build.gradle
index c48a850d197..99b33483c50 100644
--- a/samples/client/petstore/java/okhttp-gson/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson/build.gradle
@@ -108,8 +108,8 @@ ext {
 dependencies {
     implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'
     implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.9.0'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
diff --git a/samples/client/petstore/java/okhttp-gson/build.sbt b/samples/client/petstore/java/okhttp-gson/build.sbt
index 66c0359a453..81f278caba4 100644
--- a/samples/client/petstore/java/okhttp-gson/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson/build.sbt
@@ -10,8 +10,8 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.12.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.12.0",
       "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",