diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 83372e78c..4b8ca8bb7 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE ece3db8feb90d75bd5cbb2909c0aae30426f07bf 684a137a990d0f46677650161f91318829d802a1
\ No newline at end of file
+UPDATE 684a137a990d0f46677650161f91318829d802a1 efa5ef7087effb227fa9286832e3955dca91c8c3
\ No newline at end of file