diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 94ba6dddb..c63331f44 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE e428811cbea6b2033b03d38365d3dde74731fbcb 2f8115201b8ad56af9d9f247be34cc971e50511f
\ No newline at end of file
+UPDATE 2f8115201b8ad56af9d9f247be34cc971e50511f 73c289ceac88e655204e29f8e6a838ea7cd775bb
\ No newline at end of file