diff --git a/SynPlc/Program.cs b/SynPlc/Program.cs
index 73bd689..bf7abc0 100644
--- a/SynPlc/Program.cs
+++ b/SynPlc/Program.cs
@@ -1,4 +1,5 @@
 using NewLife.Extensions.Hosting.AgentService;
+using NewLife.Log;
 using SynPlc;
 
 // 授权示例 Authorization example
@@ -8,6 +9,7 @@ if (!HslCommunication.Authorization.SetAuthorizationCode("12a99167-05ff-4c89-936
     return;   // 激活失败应该退出系统
 }
 
+XTrace.UseConsole();
 IHost host = Host.CreateDefaultBuilder(args)
     .ConfigureServices(services =>
     {