diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index 11518ea1e..2c5c3b57c 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE 22113dbe74a05e51b66db805fe69a2b5b19efd74 60f5337f8b50a56a8a49847f45af66274c970941
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+UPDATE 60f5337f8b50a56a8a49847f45af66274c970941 1b4bc1a511792ac5bf1551ecc09b85cfc79aef8c
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