diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 25d2bf871..fd1f33937 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 2e404237b33983caa1c0a57600592b21c871c5c1 8fef272a6de4516b79a4a52d68350c536814d304
\ No newline at end of file
+UPDATE 8fef272a6de4516b79a4a52d68350c536814d304 fc45345773a510be09c48ecd09a3564a453556f9
\ No newline at end of file