diff --git a/Plugins/Wox.Plugin.Program/AddProgramSource.xaml.cs b/Plugins/Wox.Plugin.Program/AddProgramSource.xaml.cs
index 5ff72b6ea5..96db90a613 100644
--- a/Plugins/Wox.Plugin.Program/AddProgramSource.xaml.cs
+++ b/Plugins/Wox.Plugin.Program/AddProgramSource.xaml.cs
@@ -17,7 +17,7 @@ namespace Wox.Plugin.Program
     /// <summary>
     /// Interaction logic for AddProgramSource.xaml
     /// </summary>
-    public partial class AddProgramSource : Window
+    public partial class AddProgramSource
     {
         private Action reindex;
 
diff --git a/Plugins/Wox.Plugin.Program/Wox.Plugin.Program.csproj b/Plugins/Wox.Plugin.Program/Wox.Plugin.Program.csproj
index d76d9c6fd5..70e612ac2a 100644
--- a/Plugins/Wox.Plugin.Program/Wox.Plugin.Program.csproj
+++ b/Plugins/Wox.Plugin.Program/Wox.Plugin.Program.csproj
@@ -44,7 +44,6 @@
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Windows.Forms" />
-    <Reference Include="System.Xaml" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="System.Data" />
@@ -52,7 +51,7 @@
     <Reference Include="WindowsBase" />
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="AddProgramSource.xaml" />
+    <Page Include="AddProgramSource.xaml" />
     <Compile Include="AddProgramSource.xaml.cs">
       <DependentUpon>AddProgramSource.xaml</DependentUpon>
     </Compile>