diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index 1316459fb..6944d52a2 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -95,7 +95,7 @@ var (
 	}
 
 	signMap = map[string]string{
-		byteSignBR: "0d0a",
+		byteSignBR: "0a0d",
 	}
 )