diff --git a/j2ee/plugin.jelly b/j2ee/plugin.jelly
index 68f6d188..fb0b39e7 100644
--- a/j2ee/plugin.jelly
+++ b/j2ee/plugin.jelly
@@ -32,9 +32,9 @@
     <j:set var="warBuildDir"
       value="${pom.getPluginContext('maven-war-plugin').getVariable('maven.war.build.dir')}"/>
 
-    <warvalidator warFileName="${warBuildDir}/${pom.artifactId}.war">
-      <formatter type="plain" usefile="false"/>
-    </warvalidator>
+    <ant:warvalidator warFileName="${warBuildDir}/${pom.artifactId}.war">
+      <ant:formatter type="plain" usefile="false"/>
+    </ant:warvalidator>
   </goal>
 
 </project>