diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/JythonTopLevelDataSetRegistratorRollbackTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/JythonTopLevelDataSetRegistratorRollbackTest.java
index 987cf0ee81edf3b39427b9e408a8c1095de535b6..dbc41b474eeef2bb1ce770e080bdf0031f578aca 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/JythonTopLevelDataSetRegistratorRollbackTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/JythonTopLevelDataSetRegistratorRollbackTest.java
@@ -95,7 +95,6 @@ public class JythonTopLevelDataSetRegistratorRollbackTest extends AbstractJython
 
                     CustomAction makeFileSystemUnavailable = new CustomAction("foo")
                         {
-                            @Override
                             public Object invoke(Invocation invocation) throws Throwable
                             {
                                 makeFileSystemUnavailable(workingDirectory);