diff --git a/refs/heads/yantai_dev b/refs/heads/yantai_dev
index da2e6d70b..9e8b88a54 100644
--- a/refs/heads/yantai_dev
+++ b/refs/heads/yantai_dev
@@ -1 +1 @@
-UPDATE 170cbf34b3c860b39c7dd0270677ecb60d5a4a08 70f65966e61d0ed240ae81e5fcfea64f6e2da8f7
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+UPDATE 70f65966e61d0ed240ae81e5fcfea64f6e2da8f7 8b8ff4f45d3539cb891541a0a339d1f16d5e6010
\ No newline at end of file