diff --git a/src/OpenTK/Input/GamePadConfiguration.cs b/src/OpenTK/Input/GamePadConfiguration.cs
index 0db24178..e2f35293 100644
--- a/src/OpenTK/Input/GamePadConfiguration.cs
+++ b/src/OpenTK/Input/GamePadConfiguration.cs
@@ -155,10 +155,10 @@ namespace OpenTK.Input
             switch (item[0])
             {
                 case 'a':
-                    return new GamePadConfigurationSource(true, ParseAxis(item));
+                    return new GamePadConfigurationSource(isAxis:true, index:ParseAxis(item));
 
                 case 'b':
-                    return new GamePadConfigurationSource(false, ParseButton(item));
+                    return new GamePadConfigurationSource(isAxis:false, index:ParseButton(item));
 
                 case 'h':
                     {
diff --git a/src/OpenTK/Input/GamePadConfigurationSource.cs b/src/OpenTK/Input/GamePadConfigurationSource.cs
index 9e09e3b2..19c1a4cd 100644
--- a/src/OpenTK/Input/GamePadConfigurationSource.cs
+++ b/src/OpenTK/Input/GamePadConfigurationSource.cs
@@ -36,10 +36,10 @@ namespace OpenTK.Input
         JoystickHat? map_hat;
         HatPosition? map_hat_position;
 
-        public GamePadConfigurationSource(bool axis, int index)
+        public GamePadConfigurationSource(bool isAxis, int index)
             : this()
         {
-            if (axis)
+            if (isAxis)
             {
                 Type = ConfigurationType.Axis;
                 Axis = index;