diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index ed1ba7718..159951de9 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -484,7 +484,7 @@ func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
 					allLen = "0" + allLen
 				}
 				//soundLenH, soundLenX := int2h8l8(int64((len(realSound) + len("0101")) / 2))
-				soundLenH := "22"
+				soundLenH := "34"
 				soundLenX := "00"
 				result = strings.ReplaceAll(result, byteSignSound, hexSignSound+allLen+"fd"+soundLenH+soundLenX+"0100"+hexPrefixStr)
 			}