diff --git a/src/Semi.Avalonia/Locale/en-us.axaml b/src/Semi.Avalonia/Locale/en-us.axaml
index 75f4ccc..a963085 100644
--- a/src/Semi.Avalonia/Locale/en-us.axaml
+++ b/src/Semi.Avalonia/Locale/en-us.axaml
@@ -1,4 +1,5 @@
 <ResourceDictionary xmlns="https://github.com/avaloniaui"
+                    x:Class="Semi.Avalonia.Locale.en_us"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <!-- TextBox/SelectableTextBox flyout -->
     <x:String x:Key="STRING_MENU_CUT">Cut</x:String>
diff --git a/src/Semi.Avalonia/Locale/zh-cn.axaml b/src/Semi.Avalonia/Locale/zh-cn.axaml
index be9980a..6101cb5 100644
--- a/src/Semi.Avalonia/Locale/zh-cn.axaml
+++ b/src/Semi.Avalonia/Locale/zh-cn.axaml
@@ -1,4 +1,5 @@
 <ResourceDictionary xmlns="https://github.com/avaloniaui"
+                    x:Class="Semi.Avalonia.Locale.zh_cn"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <!-- TextBox/SelectableTextBox flyout -->
     <x:String x:Key="STRING_MENU_CUT">剪切</x:String>