diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index 31efba0a9c..643ad4a09a 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -252,7 +252,6 @@ class RoomMemberHandler(BaseHandler):
         self.distributor.declare("user_joined_room")
         self.distributor.declare("user_left_room")
 
-    @defer.inlineCallbacks
     def get_room_members(self, room_id):
         return self.store.get_user_objs_in_room(room_id)