1 files changed, 0 insertions, 5 deletions
diff --git a/synapse/storage/databases/main/events.py b/synapse/storage/databases/main/events.py
index 3e15827986..060fe71454 100644
--- a/synapse/storage/databases/main/events.py
+++ b/synapse/storage/databases/main/events.py
@@ -2024,11 +2024,6 @@ class PersistEventsStore:
             self.store._invalidate_cache_and_stream(
                 txn, self.store.get_thread_participated, (redacted_relates_to,)
             )
-            self.store._invalidate_cache_and_stream(
-                txn,
-                self.store.get_mutual_event_relations_for_rel_type,
-                (redacted_relates_to,),
-            )
 
         self.db_pool.simple_delete_txn(
             txn, table="event_relations", keyvalues={"event_id": redacted_event_id}