diff --git a/openbis/.classpath b/openbis/.classpath
index 98c36aaff21c64ac30cf56a2f393cd82c4408929..a8e479540bfc5c6f1a98b7fc140c4f53c2279eb0 100644
--- a/openbis/.classpath
+++ b/openbis/.classpath
@@ -42,7 +42,7 @@
 	<classpathentry kind="lib" path="/libraries/hibernate-search/jms.jar"/>
 	<classpathentry kind="lib" path="/libraries/ehcache/ehcache.jar" sourcepath="/libraries/ehcache/src.zip"/>
 	<classpathentry kind="lib" path="/libraries/javassist/javassist.jar" sourcepath="/libraries/javassist/src.zip"/>
-	<classpathentry kind="lib" path="/libraries/lucene/lucene-core.jar" sourcepath="/libraries/lucene/src.zip"/>
+	<classpathentry kind="lib" path="/libraries/lucene/lucene-core.jar" sourcepath="/libraries/lucene/lucene-2.4.1-src.zip"/>
 	<classpathentry kind="lib" path="/libraries/commons-fileupload/commons-fileupload.jar" sourcepath="/libraries/commons-fileupload/src.zip"/>
 	<classpathentry kind="lib" path="/libraries/lucene-highlighter/lucene-highlighter.jar"/>
 	<classpathentry kind="lib" path="/libraries/beanlib-hibernate/beanlib-hibernate.jar" sourcepath="/libraries/beanlib-hibernate/src.jar"/>