diff --git a/B3WeChat/B3WeChat.csproj b/B3WeChat/B3WeChat.csproj
index f6a48a9..f9113c7 100644
--- a/B3WeChat/B3WeChat.csproj
+++ b/B3WeChat/B3WeChat.csproj
@@ -128,9 +128,6 @@
   <ItemGroup>
     <WCFMetadata Include="Service References\" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="app.config" />
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.