diff --git a/rhodecode/tests/models/test_users.py b/rhodecode/tests/models/test_users.py
--- a/rhodecode/tests/models/test_users.py
+++ b/rhodecode/tests/models/test_users.py
@@ -7,6 +7,9 @@ from rhodecode.model.user import UserMod
 
 from rhodecode.model.meta import Session
 from rhodecode.model.users_group import UserGroupModel
+from rhodecode.tests.fixture import Fixture
+
+fixture = Fixture()
 
 
 class TestUser(unittest.TestCase):
@@ -26,7 +29,7 @@ class TestUser(unittest.TestCase):
         self.assertEqual(User.get_by_username(u'test_user'), usr)
 
         # make user group
-        users_group = UserGroupModel().create('some_example_group')
+        users_group = fixture.create_user_group('some_example_group')
         Session().commit()
 
         UserGroupModel().add_user_to_group(users_group, usr)