diff --git a/core/pom.xml b/core/pom.xml
index 9e94014..a65c7c6 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -96,8 +96,8 @@
 	<groupId>org.apache.maven.plugins</groupId>
 	<artifactId>maven-compiler-plugin</artifactId>
 	<configuration>
-	  <source>1.5</source>
-	  <target>1.5</target>
+	  <source>1.6</source>
+	  <target>1.6</target>
 	</configuration>
       </plugin>
     </plugins>