diff --git a/pom.xml b/pom.xml
index 2c7c49aab..fed0f0f22 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
 
     <properties>
         <maven.test.skip>true</maven.test.skip>
-        <source.version>1.8</source.version>
+        <source.version>1.6</source.version>
         <test.source.version>1.8</test.source.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>