diff --git a/functions/helloworld/groovy-hello-pubsub/pom.xml b/functions/helloworld/groovy-hello-pubsub/pom.xml
index ad1b5fd4299..d77d8286752 100644
--- a/functions/helloworld/groovy-hello-pubsub/pom.xml
+++ b/functions/helloworld/groovy-hello-pubsub/pom.xml
@@ -97,7 +97,7 @@
       <plugin>
         <groupId>org.codehaus.gmavenplus</groupId>
         <artifactId>gmavenplus-plugin</artifactId>
-        <version>1.9.0</version>
+        <version>1.9.1</version>
         <executions>
           <execution>
             <id>groovy-compile</id>
diff --git a/functions/helloworld/groovy-helloworld/pom.xml b/functions/helloworld/groovy-helloworld/pom.xml
index 2273d3a5926..d5c8b8a0ca7 100644
--- a/functions/helloworld/groovy-helloworld/pom.xml
+++ b/functions/helloworld/groovy-helloworld/pom.xml
@@ -108,7 +108,7 @@
       <plugin>
         <groupId>org.codehaus.gmavenplus</groupId>
         <artifactId>gmavenplus-plugin</artifactId>
-        <version>1.9.0</version>
+        <version>1.9.1</version>
         <executions>
           <execution>
             <id>groovy-compile</id>