diff --git a/jcpp-protocol-yunkuaichong/READMD.md b/jcpp-protocol-yunkuaichong/READMD.md
index c9e2c94..b513e3f 100644
--- a/jcpp-protocol-yunkuaichong/READMD.md
+++ b/jcpp-protocol-yunkuaichong/READMD.md
@@ -55,7 +55,7 @@
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 ### 0x17 上行BMS参数配置
-`68 31 00 16 00 17 32 01 02 00 00 00 00 11 15 11 16 15 55 35 02 60 20 23 12 12 00 00 10 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 78 BB`
+`68 31 00 16 00 17 32 01 02 00 00 00 00 11 15 11 16 15 55 35 02 60 20 23 12 12 00 00 10 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 BB 78`
 
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