diff --git a/pom.xml b/pom.xml
index b273360..172bf01 100644
--- a/pom.xml
+++ b/pom.xml
@@ -65,6 +65,8 @@
     <properties>
         <!-- Override the source descriptor -->
         <sourceReleaseAssemblyDescriptor>src</sourceReleaseAssemblyDescriptor>
+        <!-- Use java 5 -->
+        <target.jdk>1.5</target.jdk>
     </properties>
 
     <dependencyManagement>