diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index feddc44cc..3c73f8b11 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE 8990b00691378c13c58d42cc1a4798cc09a25073 6ebfc85900e60c4f8a246e3e8cf0b71db734a0ca
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+UPDATE 6ebfc85900e60c4f8a246e3e8cf0b71db734a0ca b9dc60780c664b88e57cc5ce0f20f0ae013449c5
\ No newline at end of file