diff --git a/refs/heads/yantai_master b/refs/heads/yantai_master
index 28655ce98..50d2f4bf8 100644
--- a/refs/heads/yantai_master
+++ b/refs/heads/yantai_master
@@ -1 +1 @@
-UPDATE c6d04568b3232608f4bd6f8c1fca136b3a774490 a156137529ad1a1d7c29bbe117e2e88430cdcb35
\ No newline at end of file
+UPDATE a156137529ad1a1d7c29bbe117e2e88430cdcb35 f290702155f0632f9b67d08a787f8021794ad8cd
\ No newline at end of file