diff --git a/NogasmChart/MainWindow.xaml.cs b/NogasmChart/MainWindow.xaml.cs
index 3d2dcbf..7850a7c 100644
--- a/NogasmChart/MainWindow.xaml.cs
+++ b/NogasmChart/MainWindow.xaml.cs
@@ -57,7 +57,7 @@ public MainWindow()
 
             MenuFileSave.IsEnabled = false;
 
-            ComPort.SelectedItem = SerialPort.GetPortNames();
+            ComPort.SelectedItem = SerialPort.GetPortNames()[0];
 
             // ToDo: Make this selectable
             _analyser = new NogasmMotorDirectAnalyser();