diff --git a/vJoySerialFeeder/MainForm.cs b/vJoySerialFeeder/MainForm.cs
index 92caa2c..3b2ffea 100644
--- a/vJoySerialFeeder/MainForm.cs
+++ b/vJoySerialFeeder/MainForm.cs
@@ -31,7 +31,7 @@ public partial class MainForm : Form
 		private string protocolConfig = "";
 		
 		private Configuration config;
-		private bool useCustomSerialParameters = true;
+		private bool useCustomSerialParameters;
 		private Configuration.SerialParameters serialParameters;
 		
 		private double updateRate;