diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index 75c7e5aed..1ec01f701 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE 64d408d0cb8af19c36c65f30bace9dff8c7c2157 d55d64da4a516fd89e91c34936372c39283eecd0
\ No newline at end of file
+UPDATE d55d64da4a516fd89e91c34936372c39283eecd0 40e2a0a00f96bbb17a98e84cd38c1565c84c1072
\ No newline at end of file