diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index be028b768..83372e78c 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 2ab86be9e86607a87df301f868df841824cc5bea ece3db8feb90d75bd5cbb2909c0aae30426f07bf
\ No newline at end of file
+UPDATE ece3db8feb90d75bd5cbb2909c0aae30426f07bf 684a137a990d0f46677650161f91318829d802a1
\ No newline at end of file