diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index 56a4f05a1..891abc40f 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE a2597d2256870fa3b87f601a406dab08fd72ea1c 21e90fadcb943338c46c7ef175f6fad41595a6b6
\ No newline at end of file
+UPDATE 21e90fadcb943338c46c7ef175f6fad41595a6b6 ca1a1e13a325bb1e1a1b02465c9610d6bc62f276
\ No newline at end of file