1 files changed, 4 insertions, 4 deletions
diff --git a/synapse/storage/controllers/persist_events.py b/synapse/storage/controllers/persist_events.py
index ac0919340b..879ee9039e 100644
--- a/synapse/storage/controllers/persist_events.py
+++ b/synapse/storage/controllers/persist_events.py
@@ -416,7 +416,7 @@ class EventsPersistenceStorageController:
         set_tag(SynapseTags.FUNC_ARG_PREFIX + "backfilled", str(backfilled))
 
         async def enqueue(
-            item: Tuple[str, List[Tuple[EventBase, EventContext]]]
+            item: Tuple[str, List[Tuple[EventBase, EventContext]]],
         ) -> Dict[str, str]:
             room_id, evs_ctxs = item
             return await self._event_persist_queue.add_to_queue(
@@ -792,9 +792,9 @@ class EventsPersistenceStorageController:
         )
 
         # Remove any events which are prev_events of any existing events.
-        existing_prevs: Collection[str] = (
-            await self.persist_events_store._get_events_which_are_prevs(result)
-        )
+        existing_prevs: Collection[
+            str
+        ] = await self.persist_events_store._get_events_which_are_prevs(result)
         result.difference_update(existing_prevs)
 
         # Finally handle the case where the new events have soft-failed prev