diff --git a/src/Avalonia.Themes.Fluent/RadioButton.xaml b/src/Avalonia.Themes.Fluent/RadioButton.xaml
index 078f51c87a..2847d1fa5a 100644
--- a/src/Avalonia.Themes.Fluent/RadioButton.xaml
+++ b/src/Avalonia.Themes.Fluent/RadioButton.xaml
@@ -25,8 +25,7 @@
         <Border Name="RootBorder"
                 Background="{TemplateBinding Background}"
                 BorderBrush="{TemplateBinding BorderBrush}"
-                BorderThickness="{TemplateBinding BorderThickness}"
-                CornerRadius="{DynamicResource ControlCornerRadius}">
+                BorderThickness="{TemplateBinding BorderThickness}">
           <Grid ColumnDefinitions="20,*">
             <Grid VerticalAlignment="Top"
               Height="32">
@@ -77,6 +76,10 @@
     <Setter Property="Stroke" Value="{DynamicResource RadioButtonCheckGlyphStroke}" />
     <Setter Property="Fill" Value="{DynamicResource RadioButtonCheckGlyphFill}" />
   </Style>
+  
+  <Style Selector="RadioButton /template/ Border#RootBorder">
+    <Setter Property="CornerRadius" Value="{DynamicResource ControlCornerRadius}" />
+  </Style>
 
 
   <!-- PointerOver State -->