diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 566cb03bb..827b9cf7d 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE 512d28538719e55af391968198b9e379ea11bba2 389eb85540ab708fcf30e046b4b278b3bb833693
\ No newline at end of file
+UPDATE 389eb85540ab708fcf30e046b4b278b3bb833693 b870390aed1a926b12a23cbe3ec22e8cf5320e0a
\ No newline at end of file