diff --git a/lib/csharp/src/Thrift.WP7.csproj b/lib/csharp/src/Thrift.WP7.csproj
index eaaf300..e9dc494 100644
--- a/lib/csharp/src/Thrift.WP7.csproj
+++ b/lib/csharp/src/Thrift.WP7.csproj
@@ -83,7 +83,10 @@
     <Compile Include="Protocol\TMap.cs" />
     <Compile Include="Protocol\TMessage.cs" />
     <Compile Include="Protocol\TMessageType.cs" />
+    <Compile Include="Protocol\TMultiplexedProcessor.cs" />
+    <Compile Include="Protocol\TMultiplexedProtocol.cs" />
     <Compile Include="Protocol\TProtocol.cs" />
+    <Compile Include="Protocol\TProtocolDecorator.cs" />
     <Compile Include="Protocol\TProtocolException.cs" />
     <Compile Include="Protocol\TProtocolFactory.cs" />
     <Compile Include="Protocol\TProtocolUtil.cs" />