diff --git a/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml b/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
index c232295..0e59db4 100644
--- a/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
+++ b/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
@@ -4,7 +4,7 @@
     <SolidColorBrush x:Key="RadioButtonUncheckIconDefaultBackground" Color="Transparent" />
     <StaticResource x:Key="RadioButtonUncheckIconPointeroverBackground" ResourceKey="SemiColorFill0" />
     <StaticResource x:Key="RadioButtonUncheckIconPressedBackground" ResourceKey="SemiColorFill1" />
-    <StaticResource x:Key="RadioButtonUncheckIconDisabledBackground" ResourceKey="SemiColorFill0" />
+    <StaticResource x:Key="RadioButtonUncheckIconDisabledBackground" ResourceKey="SemiColorDisabledFill" />
     <StaticResource x:Key="RadioButtonUncheckIconDefaultBorderBrush" ResourceKey="SemiColorText3" />
     <StaticResource x:Key="RadioButtonUncheckIconPointeroverBorderBrush" ResourceKey="SemiColorPrimaryPointerover" />
     <StaticResource x:Key="RadioButtonUncheckIconPressedBorderBrush" ResourceKey="SemiColorPrimaryActive" />
diff --git a/src/Semi.Avalonia/Themes/Light/RadioButton.axaml b/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
index c232295..0e59db4 100644
--- a/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
+++ b/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
@@ -4,7 +4,7 @@
     <SolidColorBrush x:Key="RadioButtonUncheckIconDefaultBackground" Color="Transparent" />
     <StaticResource x:Key="RadioButtonUncheckIconPointeroverBackground" ResourceKey="SemiColorFill0" />
     <StaticResource x:Key="RadioButtonUncheckIconPressedBackground" ResourceKey="SemiColorFill1" />
-    <StaticResource x:Key="RadioButtonUncheckIconDisabledBackground" ResourceKey="SemiColorFill0" />
+    <StaticResource x:Key="RadioButtonUncheckIconDisabledBackground" ResourceKey="SemiColorDisabledFill" />
     <StaticResource x:Key="RadioButtonUncheckIconDefaultBorderBrush" ResourceKey="SemiColorText3" />
     <StaticResource x:Key="RadioButtonUncheckIconPointeroverBorderBrush" ResourceKey="SemiColorPrimaryPointerover" />
     <StaticResource x:Key="RadioButtonUncheckIconPressedBorderBrush" ResourceKey="SemiColorPrimaryActive" />