diff --git a/HandyControlDemo/HandyControlDemo.csproj b/HandyControlDemo/HandyControlDemo.csproj
index 28172c88..2d912289 100644
--- a/HandyControlDemo/HandyControlDemo.csproj
+++ b/HandyControlDemo/HandyControlDemo.csproj
@@ -735,7 +735,6 @@
     <Service Include="{508349B6-6B84-4DF5-91F0-309BEEBAD82D}" />
   </ItemGroup>
   <ItemGroup>
-    <None Include="app.config" />
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>