diff --git a/ILSpy.ReadyToRun/ReadyToRunOptionPage.xaml b/ILSpy.ReadyToRun/ReadyToRunOptionPage.xaml
index 8f2922197..188f52994 100644
--- a/ILSpy.ReadyToRun/ReadyToRunOptionPage.xaml
+++ b/ILSpy.ReadyToRun/ReadyToRunOptionPage.xaml
@@ -1,23 +1,21 @@
 <UserControl x:Class="ICSharpCode.ILSpy.ReadyToRun.ReadyToRunOptionPage"
 	xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 	xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
-	<StackPanel>
-		<Grid ShowGridLines="False">
-			<Grid.ColumnDefinitions>
-				<ColumnDefinition></ColumnDefinition>
-				<ColumnDefinition></ColumnDefinition>
-			</Grid.ColumnDefinitions>
-			<Grid.RowDefinitions>
-				<RowDefinition></RowDefinition>
-				<RowDefinition></RowDefinition>
-				<RowDefinition></RowDefinition>
-			</Grid.RowDefinitions>
-			<TextBlock Grid.Row="0" Grid.Column="0">Disassembly Format</TextBlock>
-			<ComboBox  Grid.Row="0" Grid.Column="1" ItemsSource="{Binding DisassemblyFormats}" SelectedItem="{Binding DisassemblyFormat}"/>
-			<TextBlock Grid.Row="1" Grid.Column="0">Show Unwind Info</TextBlock>
-			<CheckBox  Grid.Row="1" Grid.Column="1" IsChecked="{Binding IsShowUnwindInfo}"></CheckBox>
-			<TextBlock Grid.Row="2" Grid.Column="0">Show Debug Info</TextBlock>
-			<CheckBox Grid.Row="2" Grid.Column="1" IsChecked="{Binding DebugIsChecked}"></CheckBox>
-			</Grid>
-	</StackPanel>
+	<Grid>
+		<Grid.ColumnDefinitions>
+			<ColumnDefinition />
+			<ColumnDefinition />
+		</Grid.ColumnDefinitions>
+		<Grid.RowDefinitions>
+			<RowDefinition Height="Auto" />
+			<RowDefinition Height="Auto" />
+			<RowDefinition Height="Auto" />
+		</Grid.RowDefinitions>
+		<TextBlock Margin="3">Disassembly Format</TextBlock>
+		<ComboBox Grid.Column="1" Margin="3" ItemsSource="{Binding DisassemblyFormats}" SelectedItem="{Binding DisassemblyFormat}" />
+		<TextBlock Grid.Row="1" Margin="3">Show Unwind Info</TextBlock>
+		<CheckBox Grid.Row="1" Grid.Column="1" Margin="3" IsChecked="{Binding IsShowUnwindInfo}" />
+		<TextBlock Grid.Row="2" Margin="3">Show Debug Info</TextBlock>
+		<CheckBox Grid.Row="2" Grid.Column="1" Margin="3" IsChecked="{Binding DebugIsChecked}" />
+	</Grid>
 </UserControl>
\ No newline at end of file