diff --git a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.csproj b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.csproj
index 6bb6f03f..234cadac 100644
--- a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.csproj
+++ b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>9.0.21022</ProductVersion>
+    <ProductVersion>9.0.30729</ProductVersion>
     <SchemaVersion>2.0</SchemaVersion>
     <ProjectGuid>{3E6E2335-B079-4B5B-A65A-9D586914BCBB}</ProjectGuid>
     <OutputType>Library</OutputType>
@@ -85,6 +85,7 @@
     <Compile Include="Linq\JValueTests.cs" />
     <Compile Include="Linq\LinqToJsonTest.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="SilverlightTests.cs" />
     <Compile Include="TestFixtureBase.cs" />
     <Compile Include="Converters\XmlNodeConverterTest.cs" />
   </ItemGroup>