1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/storage/data_stores/main/room.py b/synapse/storage/data_stores/main/room.py
index dace20e6db..b4817d693f 100644
--- a/synapse/storage/data_stores/main/room.py
+++ b/synapse/storage/data_stores/main/room.py
@@ -916,7 +916,7 @@ class RoomBackgroundUpdateStore(SQLBaseStore):
                     retention_policy = {}
                 else:
                     ev = json.loads(row["json"])
-                    retention_policy = json.dumps(ev["content"])
+                    retention_policy = ev["content"]
 
                 self.db.simple_insert_txn(
                     txn=txn,