diff --git a/tests/storage/test_monthly_active_users.py b/tests/storage/test_monthly_active_users.py
index 490e335734..cbae424404 100644
--- a/tests/storage/test_monthly_active_users.py
+++ b/tests/storage/test_monthly_active_users.py
@@ -266,4 +266,3 @@ class MonthlyActiveUsersTestCase(HomeserverTestCase):
         self.pump()
 
         self.store.upsert_monthly_active_user.assert_not_called()
-