diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 816532d8e..be028b768 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 0f30bff310b23dfc5dd7f1e1037743136daca423 2ab86be9e86607a87df301f868df841824cc5bea
\ No newline at end of file
+UPDATE 2ab86be9e86607a87df301f868df841824cc5bea ece3db8feb90d75bd5cbb2909c0aae30426f07bf
\ No newline at end of file