diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index bc7a8a7b1..bf5d9256f 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 348b6806f86c41e1661b66386eab786bc95ea161 168918e0b7c83faac68bb1df54eb87192502f90e
\ No newline at end of file
+UPDATE 168918e0b7c83faac68bb1df54eb87192502f90e 8e4cb35c7c672d6893e0d711acd4f5ed68517e30
\ No newline at end of file