diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 7faab9e82..cdb5a570d 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE eb92bae900c33ad202c22aa7bd5fa9d48c695a92 a7c5ba3ccc7e84ef1118072d3942bc7a66ddac58
\ No newline at end of file
+UPDATE a7c5ba3ccc7e84ef1118072d3942bc7a66ddac58 227b7095e97fb657d1e085b9b3d3d6c2a635751f
\ No newline at end of file