1 files changed, 2 insertions, 1 deletions

diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py

index e8ede14cd7..17ee4bb9ec 100644
--- a/synapse/storage/roommember.py
+++ b/synapse/storage/roommember.py
@@ -212,7 +212,8 @@ class RoomMemberStore(SQLBaseStore):
         return self._simple_select_onecol(
             "room_hosts",
             {"room_id": room_id},
-            "host"
+            "host",
+            desc="get_joined_hosts_for_room",
         )
 
     def _get_members_by_dict(self, where_dict):