diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 8e5c2eaa1..a58541457 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 50da2d99800a44c6e45e603ee1376a533b95a0ca 7e5e8f2085f997b431021cc411bd8d0cd285e90d
\ No newline at end of file
+UPDATE 7e5e8f2085f997b431021cc411bd8d0cd285e90d 8e6d5e0b9aa322174639e0e12b7969701290d146
\ No newline at end of file