diff --git a/SAS/MoM/MoMQueryService/test/t_momqueryservice.py b/SAS/MoM/MoMQueryService/test/t_momqueryservice.py
index 5d5dbb107e1f6268dd63aa445727500327a043cb..414650bc8ade65b3eb0bb2e4dba8a71077babdfc 100755
--- a/SAS/MoM/MoMQueryService/test/t_momqueryservice.py
+++ b/SAS/MoM/MoMQueryService/test/t_momqueryservice.py
@@ -1976,7 +1976,7 @@ class TestMoMDatabaseWrapper(unittest.TestCase):
         details_result = [{u"misc": json.dumps({u"timeWindow": {u'minDuration': 300, u'maxDuration': 300}})}]
         self.mysql_mock.connect().cursor().fetchall.return_value = details_result
 
-        with self.assertRaises(ValueError):
+        with self.assertRaises(KeyError):
             self.mom_database_wrapper.get_storagemanager(1234)