diff --git a/modules/openapi-generator-gradle-plugin/gradle.properties b/modules/openapi-generator-gradle-plugin/gradle.properties
index 2779ffb3ca6..f0f0e851557 100644
--- a/modules/openapi-generator-gradle-plugin/gradle.properties
+++ b/modules/openapi-generator-gradle-plugin/gradle.properties
@@ -1,5 +1,5 @@
 # RELEASE_VERSION
-openApiGeneratorVersion=6.4.0
+openApiGeneratorVersion=6.5.0-SNAPSHOT
 # /RELEASE_VERSION
 
 # BEGIN placeholders
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 a22ecda76a7..267435b1a4f 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=6.4.0
+openApiGeneratorVersion=6.5.0-SNAPSHOT
 # /RELEASE_VERSION