diff --git a/src/Semi.Avalonia/Controls/Popup.axaml b/src/Semi.Avalonia/Controls/Popup.axaml
index dda511e..1c6636f 100644
--- a/src/Semi.Avalonia/Controls/Popup.axaml
+++ b/src/Semi.Avalonia/Controls/Popup.axaml
@@ -7,6 +7,7 @@
         <Setter Property="FontSize" Value="{DynamicResource DefaultFontSize}" />
         <Setter Property="FontWeight" Value="{DynamicResource DefaultFontWeight}" />
         <Setter Property="FontFamily" Value="{DynamicResource DefaultFontFamily}" />
+        <Setter Property="Inline.TextDecorations" Value="" />
         <Setter Property="Template">
             <ControlTemplate TargetType="PopupRoot">
                 <LayoutTransformControl LayoutTransform="{TemplateBinding Transform}">
@@ -29,6 +30,10 @@
     </ControlTheme>
 
     <ControlTheme x:Key="{x:Type OverlayPopupHost}" TargetType="OverlayPopupHost">
+        <Setter Property="FontSize" Value="{DynamicResource DefaultFontSize}" />
+        <Setter Property="FontWeight" Value="{DynamicResource DefaultFontWeight}" />
+        <Setter Property="FontFamily" Value="{DynamicResource DefaultFontFamily}" />
+        <Setter Property="Inline.TextDecorations" Value="" />
         <Setter Property="Template">
             <ControlTemplate>
                 <LayoutTransformControl LayoutTransform="{TemplateBinding Transform}">