diff --git a/MainDemo.Wpf/MainWindow.xaml b/MainDemo.Wpf/MainWindow.xaml
index b4c57b8d7c..b6417410eb 100644
--- a/MainDemo.Wpf/MainWindow.xaml
+++ b/MainDemo.Wpf/MainWindow.xaml
@@ -8,7 +8,7 @@
         xmlns:system="clr-namespace:System;assembly=mscorlib"
         Title="Material Design in XAML"
         Width="1100"
-        Height="800"
+        MaxHeight="{Binding Source={x:Static SystemParameters.MaximizedPrimaryScreenHeight}}"
         d:DataContext="{d:DesignInstance domain:MainWindowViewModel}"
         AutomationProperties.Name="{Binding Title, RelativeSource={RelativeSource Self}}"
         Icon="favicon.ico"