diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index de03e0132..28274485e 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 718413058bee0b4a55d3542e3a05e24edb4baa1b 89d7ed54184a6741b2ee845505256c2e9e8dc628
\ No newline at end of file
+UPDATE 89d7ed54184a6741b2ee845505256c2e9e8dc628 1ad9e5d9dbaa424fc68504809694ed7bff3f9d4c
\ No newline at end of file