diff --git a/common/.classpath b/common/.classpath
index 6dbab06108a4ed6ba2f8e649cb81ab767e43566f..5270778d7deaaec1d47341fa14969e73a808243a 100644
--- a/common/.classpath
+++ b/common/.classpath
@@ -17,7 +17,7 @@
 	<classpathentry kind="lib" path="/libraries/jmock/objenesis/objenesis-1.0.jar"/>
 	<classpathentry kind="lib" path="/libraries/jmock/hamcrest/hamcrest-library.jar"/>
 	<classpathentry kind="lib" path="/libraries/unix"/>
-	<classpathentry kind="lib" path="/libraries/cisd-base/cisd-base-test.jar"/>
+	<classpathentry kind="lib" path="/libraries/cisd-base/cisd-base-test.jar" sourcepath="/libraries/commons-lang/src.zip"/>
 	<classpathentry kind="lib" path="/libraries/cisd-base/cisd-base.jar" sourcepath="/libraries/cisd-base/cisd-base-src.zip"/>
 	<classpathentry kind="lib" path="/libraries/fast-md5/fast-md5.jar" sourcepath="/libraries/fast-md5/src.zip"/>
 	<classpathentry kind="lib" path="/libraries/jython/jython.jar" sourcepath="/libraries/jython/src.zip"/>