1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/replication/http/membership.py b/synapse/replication/http/membership.py
index 043c25f63d..34206c5060 100644
--- a/synapse/replication/http/membership.py
+++ b/synapse/replication/http/membership.py
@@ -345,7 +345,7 @@ class ReplicationUserJoinedLeftRoomRestServlet(ReplicationEndpoint):
 
         return {}
 
-    def _handle_request(  # type: ignore
+    async def _handle_request(  # type: ignore
         self, request: Request, room_id: str, user_id: str, change: str
     ) -> Tuple[int, JsonDict]:
         logger.info("user membership change: %s in %s", user_id, room_id)