diff --git a/apps/demo/cord-gui/pom.xml b/apps/demo/cord-gui/pom.xml
index e109d60..02728ad 100644
--- a/apps/demo/cord-gui/pom.xml
+++ b/apps/demo/cord-gui/pom.xml
@@ -98,8 +98,8 @@
                     <!-- https://jira.codehaus.org/browse/MCOMPILER-205 -->
                     <version>2.5.1</version>
                     <configuration>
-                        <source>1.8</source>
-                        <target>1.8</target>
+                        <source>1.7</source>
+                        <target>1.7</target>
                     </configuration>
                 </plugin>
             </plugins>