diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index 5d218b231..9d31201b5 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE 1869377bf2eca622ecb03224d67c9b7426749943 f389a01fee6f92a489671344e01ef448947f74fa
\ No newline at end of file
+UPDATE f389a01fee6f92a489671344e01ef448947f74fa 880b404c85fc147a96ec2548219dd170337c6a9e
\ No newline at end of file