diff --git a/SampleApps/WpfCoreApp/MainWindow.xaml b/SampleApps/WpfCoreApp/MainWindow.xaml
index c9f39e42..fab923dd 100644
--- a/SampleApps/WpfCoreApp/MainWindow.xaml
+++ b/SampleApps/WpfCoreApp/MainWindow.xaml
@@ -1,12 +1,9 @@
 <Window x:Class="WpfCoreApp.MainWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:map="clr-namespace:MapControl;assembly=MapControl.WPF"
         xmlns:vm="clr-namespace:ViewModel"
         xmlns:local="clr-namespace:WpfCoreApp"
-        mc:Ignorable="d"
         Title="XAML MapControl - WPF .NET Core 3.0 Test Application" Height="600" Width="800">
     <Window.Resources>
         <local:LocationToVisibilityConverter x:Key="LocationToVisibilityConverter"/>