diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/client/api/v1/impl/DssComponentTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/client/api/v1/impl/DssComponentTest.java
index b82cf1be0cfb1689452270a1e417b78f43c82e88..84f3cc03955c0f345eb85d03d416b3feb793d7ce 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/client/api/v1/impl/DssComponentTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/client/api/v1/impl/DssComponentTest.java
@@ -114,6 +114,7 @@ public class DssComponentTest extends AbstractFileSystemTestCase
                 //
                 // AbstractAutoProxyCreator
                 //
+                @SuppressWarnings("rawtypes")
                 @Override
                 protected final Object[] getAdvicesAndAdvisorsForBean(final Class beanClass,
                         final String beanName, final TargetSource customTargetSource)
@@ -318,7 +319,7 @@ public class DssComponentTest extends AbstractFileSystemTestCase
         {
             ++byteCount;
         }
-        is.close();
+        is.close(); // releases lock on data set
 
         assertEquals(fileFileInfo.getFileSize(), byteCount);
         context.assertIsSatisfied();