diff --git a/Demo.WindowsForms/Source/Program.cs b/Demo.WindowsForms/Source/Program.cs
--- a/Demo.WindowsForms/Source/Program.cs
+++ b/Demo.WindowsForms/Source/Program.cs
@@ -31,8 +31,8 @@ namespace Demo.WindowsForms
           windowGUI = new MainForm();
           program.SerialInitialize();
          Application.EnableVisualStyles();
-         
-         Application.Run(new MainForm());
+
+         Application.Run(windowGUI);
       }
 
       //inits the serial port and event handler