diff --git a/src/Luban/Program.cs b/src/Luban/Program.cs
index 4935e71b..1f4bf529 100644
--- a/src/Luban/Program.cs
+++ b/src/Luban/Program.cs
@@ -232,10 +232,10 @@ private static void SetupApp(CommandOptions opts)
 
     private static void PrintCopyRight()
     {
-        s_logger.Info(" =============================================================================================");
+        s_logger.Info(" ==========================================================================================");
         s_logger.Info("");
         s_logger.Info("  Luban is developed by Code Philosophy Technology Co., LTD. https://code-philosophy.com");
         s_logger.Info("");
-        s_logger.Info(" =============================================================================================");
+        s_logger.Info(" ==========================================================================================");
     }
 }