diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 44ddb5504c..15cf647737 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -1896,7 +1896,7 @@ class SyncHandler(object):
                     unread_notifications["notification_count"] = notifs["notify_count"]
                     unread_notifications["highlight_count"] = notifs["highlight_count"]
                     unread_notifications["org.matrix.msc2625.unread_count"] = notifs[
-                        "unread_count",
+                        "unread_count"
                     ]
 
                 sync_result_builder.joined.append(room_sync)