diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index 180514c5b..980228084 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE efa5ef7087effb227fa9286832e3955dca91c8c3 f2d420b4d2fd911260abbc0e9581432c32b78780
\ No newline at end of file
+UPDATE f2d420b4d2fd911260abbc0e9581432c32b78780 4d240c4a1b190eae6deccbb42024c0bc80e701ec
\ No newline at end of file