diff --git a/src/ImageSharp/ImageSharp.csproj b/src/ImageSharp/ImageSharp.csproj
index fe37a26ebf..a19bed6047 100644
--- a/src/ImageSharp/ImageSharp.csproj
+++ b/src/ImageSharp/ImageSharp.csproj
@@ -33,9 +33,6 @@
     <Compile Include="..\Shared\*.cs" Exclude="bin\**;obj\**;**\*.xproj;packages\**" />
     <AdditionalFiles Include="..\Shared\stylecop.json" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Colors\Spaces\Conversion\ColorSpaceConverter.CieXyy.cs" />
-  </ItemGroup>
   <ItemGroup>
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.0-beta001">
       <PrivateAssets>All</PrivateAssets>