diff --git a/main.tar.gz b/main.tar.gz
new file mode 100644
index 000000000000..c7e2ad26cbbc
Binary files /dev/null and b/main.tar.gz differ
diff --git a/synapse/storage/databases/main/roommember.py b/synapse/storage/databases/main/roommember.py
index 9f51115cd30d..5cdf69913c62 100644
--- a/synapse/storage/databases/main/roommember.py
+++ b/synapse/storage/databases/main/roommember.py
@@ -624,7 +624,9 @@ async def get_rooms_for_user(self, user_id: str) -> FrozenSet[str]:
         participating in.
         """
         rooms = self.get_rooms_for_user_with_stream_ordering.cache.get_immediate(
-            (user_id,), None, update_metrics=False,
+            (user_id,),
+            None,
+            update_metrics=False,
         )
         if rooms:
             return frozenset(r.room_id for r in rooms)