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 f92534f5699..34fed083474 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
@@ -32,7 +32,7 @@ ext {
     swagger_annotations_version = "1.5.21"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    vertx_version = "3.4.2"
+    vertx_version = "3.5.2"
     junit_version = "4.13.2"
     {{#openApiNullable}}
     jackson_databind_nullable_version = "0.2.6"
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 5e487d12492..35592f629ea 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
@@ -292,7 +292,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <vertx-version>3.4.2</vertx-version>
+        <vertx-version>3.5.2</vertx-version>
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind>2.13.4.2</jackson-databind>
diff --git a/samples/client/petstore/java/vertx-no-nullable/build.gradle b/samples/client/petstore/java/vertx-no-nullable/build.gradle
index b93c988fcf6..e5042dc3c9d 100644
--- a/samples/client/petstore/java/vertx-no-nullable/build.gradle
+++ b/samples/client/petstore/java/vertx-no-nullable/build.gradle
@@ -32,7 +32,7 @@ ext {
     swagger_annotations_version = "1.5.21"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    vertx_version = "3.4.2"
+    vertx_version = "3.5.2"
     junit_version = "4.13.2"
     jakarta_annotation_version = "1.3.5"
 }
diff --git a/samples/client/petstore/java/vertx-no-nullable/pom.xml b/samples/client/petstore/java/vertx-no-nullable/pom.xml
index e22b0ef38b6..520705c20e7 100644
--- a/samples/client/petstore/java/vertx-no-nullable/pom.xml
+++ b/samples/client/petstore/java/vertx-no-nullable/pom.xml
@@ -264,7 +264,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <vertx-version>3.4.2</vertx-version>
+        <vertx-version>3.5.2</vertx-version>
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind>2.13.4.2</jackson-databind>
diff --git a/samples/client/petstore/java/vertx/build.gradle b/samples/client/petstore/java/vertx/build.gradle
index 0c19093b3d5..269c0b60e85 100644
--- a/samples/client/petstore/java/vertx/build.gradle
+++ b/samples/client/petstore/java/vertx/build.gradle
@@ -32,7 +32,7 @@ ext {
     swagger_annotations_version = "1.5.21"
     jackson_version = "2.13.4"
     jackson_databind_version = "2.13.4.2"
-    vertx_version = "3.4.2"
+    vertx_version = "3.5.2"
     junit_version = "4.13.2"
     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 cb6fb45c527..a89e2636f1e 100644
--- a/samples/client/petstore/java/vertx/pom.xml
+++ b/samples/client/petstore/java/vertx/pom.xml
@@ -269,7 +269,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <vertx-version>3.4.2</vertx-version>
+        <vertx-version>3.5.2</vertx-version>
         <swagger-annotations-version>1.6.6</swagger-annotations-version>
         <jackson-version>2.13.4</jackson-version>
         <jackson-databind>2.13.4.2</jackson-databind>