diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index ca09c33fe..1db085b14 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE 6f21ee8f1a1ea15bd205ea5625c4e044ee2dcfbc cf1d49a237392217b9e04520eb64c2af20081837
\ No newline at end of file
+UPDATE cf1d49a237392217b9e04520eb64c2af20081837 a7968d464cee9fea343ec2f60bec9da85063fd3d
\ No newline at end of file