diff --git a/internal/op/rooms.go b/internal/op/rooms.go
index 05e8a4d6..9eab8cf9 100644
--- a/internal/op/rooms.go
+++ b/internal/op/rooms.go
@@ -217,7 +217,7 @@ func GetRoomHeapInCacheWithoutHidden() []*RoomInfo {
 		}
 		return true
 	})
-	return rooms.Slice()
+	return rooms.SortStable().Slice()
 }
 
 func SetRoomStatus(roomID string, status model.RoomStatus) error {