diff --git a/querydsl-tooling/querydsl-maven-plugin/pom.xml b/querydsl-tooling/querydsl-maven-plugin/pom.xml
index 327bd1df1c..807c6ad644 100644
--- a/querydsl-tooling/querydsl-maven-plugin/pom.xml
+++ b/querydsl-tooling/querydsl-maven-plugin/pom.xml
@@ -32,7 +32,7 @@
       <dependency>
         <groupId>org.codehaus.plexus</groupId>
         <artifactId>plexus-classworlds</artifactId>
-        <version>2.8.0</version>
+        <version>2.9.0</version>
       </dependency>
     </dependencies>
   </dependencyManagement>