diff --git a/tests/unittest.py b/tests/unittest.py

index 82ede9de34..5c87f6097e 100644
--- a/tests/unittest.py
+++ b/tests/unittest.py
@@ -608,7 +608,9 @@ class HomeserverTestCase(TestCase):
         if soft_failed:
             event.internal_metadata.soft_failed = True
 
-        self.get_success(event_creator.send_nonmember_event(requester, event, context))
+        self.get_success(
+            event_creator.handle_new_client_event(requester, event, context)
+        )
 
         return event.event_id