diff --git a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
index c8e81c09..6fe404bd 100644
--- a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
+++ b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
@@ -201,6 +201,7 @@
     <Compile Include="TestObjects\ConverableMembers.cs" />
     <Compile Include="TestObjects\ConverterPrecedenceClass.cs" />
     <Compile Include="TestObjects\ConverterPrecedenceClassConverter.cs" />
+    <Compile Include="TestObjects\CustomerDataSet.cs" />
     <Compile Include="TestObjects\DateTimeErrorObjectCollection.cs" />
     <Compile Include="TestObjects\DateTimeTestClass.cs" />
     <Compile Include="TestObjects\DefaultValueAttributeTestClass.cs" />
diff --git a/Src/Newtonsoft.Json.Tests/TestObjects/CustomerDataSet.cs b/Src/Newtonsoft.Json.Tests/TestObjects/CustomerDataSet.cs
index 9bde8f61..61a60b19 100644
--- a/Src/Newtonsoft.Json.Tests/TestObjects/CustomerDataSet.cs
+++ b/Src/Newtonsoft.Json.Tests/TestObjects/CustomerDataSet.cs
@@ -1,4 +1,30 @@
-using System;
+#region License
+// Copyright (c) 2007 James Newton-King
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+#endregion
+
+#if !(SILVERLIGHT || NETFX_CORE || PORTABLE40 || PORTABLE)
+using System;
 using System.Collections.Generic;
 using System.Text;
 
@@ -693,3 +719,4 @@ namespace Newtonsoft.Json.Tests.TestObjects
     }
   }
 }
+#endif
\ No newline at end of file
diff --git a/Src/Newtonsoft.Json/Serialization/DefaultSerializationBinder.cs b/Src/Newtonsoft.Json/Serialization/DefaultSerializationBinder.cs
index e84b4d55..c3ab114b 100644
--- a/Src/Newtonsoft.Json/Serialization/DefaultSerializationBinder.cs
+++ b/Src/Newtonsoft.Json/Serialization/DefaultSerializationBinder.cs
@@ -61,7 +61,7 @@ namespace Newtonsoft.Json.Serialization
         assembly = Assembly.Load(assemblyName);
 #endif
 
-#if !(PORTABLE40 || PORTABLE)
+#if !(PORTABLE40 || PORTABLE || NETFX_CORE)
         if (assembly == null)
         {
           // will find assemblies loaded with Assembly.LoadFile outside of the main directory