1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/storage/databases/main/user_directory.py b/synapse/storage/databases/main/user_directory.py
index 90d65edc42..c26e3e066f 100644
--- a/synapse/storage/databases/main/user_directory.py
+++ b/synapse/storage/databases/main/user_directory.py
@@ -527,7 +527,7 @@ class UserDirectoryBackgroundUpdateStore(StateDeltasStore):
             desc="get_user_in_directory",
         )
 
-    async def update_user_directory_stream_pos(self, stream_id: int) -> None:
+    async def update_user_directory_stream_pos(self, stream_id: Optional[int]) -> None:
         await self.db_pool.simple_update_one(
             table="user_directory_stream_pos",
             keyvalues={},