diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index a51bfcf0c..ad4db89a0 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 5b4595b6f9ef3c8593664af3f5a1e18b1a6d2012 b90f135fb99b6a67e766578c60a282cf09d1f222
\ No newline at end of file
+UPDATE b90f135fb99b6a67e766578c60a282cf09d1f222 bc7d62d3c7d7a2d867fd016be00bad3bbc658861
\ No newline at end of file