diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 4c7f58f2f..a4909dffe 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 03456f0f81f7156f8ad7faad9558a055831d8c9c e212633bd4e76996b7a3f872563b69769d1ac8d3
\ No newline at end of file
+UPDATE e212633bd4e76996b7a3f872563b69769d1ac8d3 81d5509a62b01b7d44419bdd400aa9e0d99e916f
\ No newline at end of file