diff --git a/kallithea/tests/models/test_user_group_permissions_on_repo_groups.py b/kallithea/tests/models/test_user_group_permissions_on_repo_groups.py
--- a/kallithea/tests/models/test_user_group_permissions_on_repo_groups.py
+++ b/kallithea/tests/models/test_user_group_permissions_on_repo_groups.py
@@ -58,6 +58,7 @@ def setup_module():
 
 def teardown_module():
     _destroy_project_tree(test_u2_id)
+    fixture.destroy_user_group('perms_group_1')
 
 
 def test_user_permissions_on_group_without_recursive_mode():