diff --git a/modules/openapi-generator-gradle-plugin/README.adoc b/modules/openapi-generator-gradle-plugin/README.adoc
index abbeacab2657..9a3702e5a412 100644
--- a/modules/openapi-generator-gradle-plugin/README.adoc
+++ b/modules/openapi-generator-gradle-plugin/README.adoc
@@ -84,7 +84,7 @@ buildscript {
     // url "https://plugins.gradle.org/m2/"
   }
   dependencies {
-    classpath "org.openapitools:openapi-generator-gradle-plugin:4.2.3"
+    classpath "org.openapitools:openapi-generator-gradle-plugin:4.3.1"
   }
 }
 
diff --git a/modules/openapi-generator-gradle-plugin/build.gradle b/modules/openapi-generator-gradle-plugin/build.gradle
index b35ecef36116..2db50f96d3e7 100644
--- a/modules/openapi-generator-gradle-plugin/build.gradle
+++ b/modules/openapi-generator-gradle-plugin/build.gradle
@@ -16,7 +16,7 @@ buildscript {
     dependencies {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "gradle.plugin.org.gradle.kotlin:gradle-kotlin-dsl-plugins:1.1.3"
-        classpath "com.gradle.publish:plugin-publish-plugin:0.10.1"
+        classpath "com.gradle.publish:plugin-publish-plugin:0.11.0"
         classpath "io.codearte.gradle.nexus:gradle-nexus-staging-plugin:0.20.0"
         classpath "de.marcphilipp.gradle:nexus-publish-plugin:0.2.0"
     }
diff --git a/modules/openapi-generator-gradle-plugin/pom.xml b/modules/openapi-generator-gradle-plugin/pom.xml
index 50472a7859f8..004badbb4261 100644
--- a/modules/openapi-generator-gradle-plugin/pom.xml
+++ b/modules/openapi-generator-gradle-plugin/pom.xml
@@ -17,7 +17,7 @@
 
     <properties>
         <skipNexusStagingDeployMojo>true</skipNexusStagingDeployMojo>
-        <gradleVersion>5.2.1</gradleVersion>
+        <gradleVersion>5.6.4</gradleVersion>
     </properties>
 
     <pluginRepositories>
diff --git a/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle.properties b/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle.properties
index 3f93f62a6aa6..f3b443b6b0c2 100644
--- a/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle.properties
+++ b/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle.properties
@@ -1,3 +1,3 @@
 # RELEASE_VERSION
-openApiGeneratorVersion=4.3.1-SNAPSHOT
+openApiGeneratorVersion=5.0.0-SNAPSHOT
 # /RELEASE_VERSION
diff --git a/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle/wrapper/gradle-wrapper.properties b/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle/wrapper/gradle-wrapper.properties
index 44e7c4d1d7bb..5028f28f8e47 100644
--- a/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle/wrapper/gradle-wrapper.properties
+++ b/modules/openapi-generator-gradle-plugin/samples/local-spec/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/pom.xml b/pom.xml
index c82dd738b9d5..3b9566d819e5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1237,7 +1237,7 @@
                 <module>samples/server/petstore/python-flask-python2</module>
                 <module>samples/server/petstore/php-slim</module>
                 <module>samples/server/petstore/php-slim4</module>
-                <module>samples/server/petstore/rust-server</module>
+                <!--<module>samples/server/petstore/rust-server</module>-->
                 <!-- clients -->
                 <module>samples/client/petstore/bash</module>
                 <module>samples/client/petstore/c</module>