diff --git a/dav_events/tests/test_apps.py b/dav_events/tests/test_apps.py
index 443ab7d..80180f5 100644
--- a/dav_events/tests/test_apps.py
+++ b/dav_events/tests/test_apps.py
@@ -10,7 +10,6 @@ class TestCase(AppsTestCase):
         AppSetting('enable_email_on_status_update', bool),
         AppSetting('enable_email_on_update', bool),
         AppSetting('groups_manager_super', list),
-        AppSetting('groups_manager_f', list),
         AppSetting('groups_manager_w', list),
         AppSetting('groups_manager_s', list),
         AppSetting('groups_manager_m', list),