diff --git a/SampleApps/Shared/MapHeadingToVisibilityConverter.cs b/SampleApps/Shared/MapHeadingToVisibilityConverter.cs
index 4f288aca..abdf111f 100644
--- a/SampleApps/Shared/MapHeadingToVisibilityConverter.cs
+++ b/SampleApps/Shared/MapHeadingToVisibilityConverter.cs
@@ -19,26 +19,27 @@ namespace SampleApplication
     {
         public object Convert(object value, Type targetType, object parameter, string language)
         {
+            var visible = (double)value != 0d;
 #if AVALONIA
-            return (double)value != 0d;
+            return visible;
 #else
-            return (double)value != 0d ? Visibility.Visible : Visibility.Collapsed;
+            return visible ? Visibility.Visible : Visibility.Collapsed;
 #endif
         }
 
-        public object ConvertBack(object value, Type targetType, object parameter, string language)
-        {
-            throw new NotImplementedException();
-        }
-
         public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
         {
             return Convert(value, targetType, parameter, culture.ToString());
         }
 
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+
         public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
         {
-            return ConvertBack(value, targetType, parameter, culture.ToString());
+            throw new NotImplementedException();
         }
     }
 }
\ No newline at end of file