diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index 2743d199e..58c26a39e 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -479,7 +479,7 @@ func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
 					allLen = "0" + allLen
 				}
 				soundLenH, soundLenX := int2h8l8(int64((len(realSound) + len("0101")) / 2))
-				result = strings.ReplaceAll(result, byteSignSound, hexSignSound+allLen+"fd"+soundLenH+soundLenX+"0101"+hexPrefixStr)
+				result = strings.ReplaceAll(result, byteSignSound, hexSignSound+allLen+"fd"+soundLenH+soundLenX+"0100"+hexPrefixStr)
 			}
 		}
 	}