diff --git a/webconsole-plugins/memoryusage/pom.xml b/webconsole-plugins/memoryusage/pom.xml
index 62b3b70..d7b5e5f 100644
--- a/webconsole-plugins/memoryusage/pom.xml
+++ b/webconsole-plugins/memoryusage/pom.xml
@@ -52,6 +52,14 @@
     <build>
         <plugins>
             <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>1.5</source>
+                    <target>1.5</target>
+                </configuration>
+            </plugin>
+            <plugin>
                 <groupId>org.apache.felix</groupId>
                 <artifactId>maven-bundle-plugin</artifactId>
                 <extensions>true</extensions>