1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/notifier.py b/synapse/notifier.py
index e4a25f2411..40a148994f 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -214,7 +214,7 @@ class Notifier(object):
     def _on_new_room_event(self, event, room_stream_id, extra_users=[]):
         """Notify any user streams that are interested in this room event"""
         # poke any interested application service.
-        self.appservice_handler.notify_interested_services(event)
+        self.appservice_handler.notify_interested_services(room_stream_id)
 
         if event.type == EventTypes.Member and event.membership == Membership.JOIN:
             self._user_joined_room(event.state_key, event.room_id)