diff --git a/ThirdParty/clipper_library/clipper_library.csproj b/ThirdParty/clipper_library/clipper_library.csproj
index 289376a..d0cf0da 100644
--- a/ThirdParty/clipper_library/clipper_library.csproj
+++ b/ThirdParty/clipper_library/clipper_library.csproj
@@ -36,7 +36,6 @@
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
-    <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
   </ItemGroup>