diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 82075cd43..28b2a7986 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE d3fdcff24c7cf24296733a80c982ce3becf0ce90 4ef636edd31d3d472c48c4c6fa799cc1a663303d
\ No newline at end of file
+UPDATE 4ef636edd31d3d472c48c4c6fa799cc1a663303d 8e5d1cdc98f004eaec66e72e352554b0b3b46a8f
\ No newline at end of file