diff --git a/pom.xml b/pom.xml
index ed4e73c..b3c3e7a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -35,7 +35,7 @@
         <version.groovy>1.8.5</version.groovy>
         <version.groovy.eclipse_compiler>2.6.0-01</version.groovy.eclipse_compiler>
 
-        <version.maven_war>2.6</version.maven_war>
+        <version.maven_war>3.3.1</version.maven_war>
         <version.maven_compiler>3.3</version.maven_compiler>
         <version.maven_surefire>2.19</version.maven_surefire>
         <version.maven.build_helper_plugin>1.5</version.maven.build_helper_plugin>