diff --git a/dbOperate/mqttHelper.go b/dbOperate/mqttHelper.go
index c720995..d298ca0 100644
--- a/dbOperate/mqttHelper.go
+++ b/dbOperate/mqttHelper.go
@@ -43,8 +43,7 @@ reConn:
 	opts.SetUsername(the.UserName)
 	opts.SetPassword(the.Password)
 	opts.SetClientID(the.ClientId)
-	opts.SetCleanSession(false) // 通常需要关闭 CleanSession
-	opts.SetResumeSubs(true)    // 启用 ResumeSubs
+	opts.SetCleanSession(true) // 通常需要关闭 CleanSession
 	opts.SetOnConnectHandler(the.reConn2Subscribe)
 	opts.SetMaxReconnectInterval(10 * time.Second)
 	if sslEnable {