diff --git a/jnlp-agent/pom.xml b/jnlp-agent/pom.xml
index 172d8ffb04f31662b005ce49276849b4b1f21290..e5ccacaaa461f29a2884b8d1b99311e4f4ffb66f 100644
--- a/jnlp-agent/pom.xml
+++ b/jnlp-agent/pom.xml
@@ -15,6 +15,7 @@
     <plugins>
       <plugin>
         <artifactId>maven-jar-plugin</artifactId>
+        <version>2.1</version>
         <executions>
           <execution>
             <goals>
diff --git a/remoting/pom.xml b/remoting/pom.xml
index c969fba945198941acb59ae7991a4cab2a2df654..641a929b31498efbf03ca9f7bd72c7c97ad20e97 100644
--- a/remoting/pom.xml
+++ b/remoting/pom.xml
@@ -177,6 +177,7 @@
       </plugin>
       <plugin>
         <artifactId>maven-jar-plugin</artifactId>
+        <version>2.1</version>
         <configuration>
           <archive>
             <manifest>