diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index df603bbf9..d5d0d33f6 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE db1373f0dbc1c44ffaa4ea961be400688690bdef 552df2cd28f911f65306c0bf47071484cd286a44
\ No newline at end of file
+UPDATE 552df2cd28f911f65306c0bf47071484cd286a44 456b73830b432ed940fcbf97515d7214943d3ad1
\ No newline at end of file