diff --git a/synapse/api/notifier.py b/synapse/api/notifier.py
index 105a11401b..65b5a4ebb3 100644
--- a/synapse/api/notifier.py
+++ b/synapse/api/notifier.py
@@ -56,6 +56,10 @@ class Notifier(object):
         if (event.type == RoomMemberEvent.TYPE and
                 event.content["membership"] == Membership.INVITE):
             member_list.append(event.target_user_id)
+        # similarly, LEAVEs must be sent to the person leaving
+        if (event.type == RoomMemberEvent.TYPE and
+                event.content["membership"] == Membership.LEAVE):
+            member_list.append(event.target_user_id)
 
         for user_id in member_list:
             if user_id in self.stored_event_listeners: