1 files changed, 1 insertions, 0 deletions
diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py
index 2c49a5e499..50436cb2d2 100644
--- a/synapse/storage/stream.py
+++ b/synapse/storage/stream.py
@@ -564,6 +564,7 @@ class StreamStore(SQLBaseStore):
             table="events",
             keyvalues={"event_id": event_id},
             retcols=("stream_ordering", "topological_ordering"),
+            desc="get_topological_token_for_event",
         ).addCallback(lambda row: "t%d-%d" % (
             row["topological_ordering"], row["stream_ordering"],)
         )