diff --git a/hyracks-cli/.classpath b/hyracks-cli/.classpath
index ba0bb5a..43067cc 100644
--- a/hyracks-cli/.classpath
+++ b/hyracks-cli/.classpath
@@ -1,8 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" output="target/classes" path="src/main/java"/>
-	<classpathentry kind="src" path="target/generated-sources/javacc"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER"/>
 	<classpathentry kind="con" path="org.maven.ide.eclipse.MAVEN2_CLASSPATH_CONTAINER"/>
+	<classpathentry kind="src" output="target/classes" path="target/generated-sources/javacc">
+		<attributes>
+			<attribute name="optional" value="true"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="output" path="target/classes"/>
 </classpath>