diff --git a/PdfScribeCore/PdfScribeCore.csproj b/PdfScribeCore/PdfScribeCore.csproj
index 390e175..bf2c97a 100644
--- a/PdfScribeCore/PdfScribeCore.csproj
+++ b/PdfScribeCore/PdfScribeCore.csproj
@@ -83,6 +83,9 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Microsoft.VisualBasic" />
+    <Reference Include="Microsoft.WindowsAPICodePack">
+      <HintPath>..\Lib\Microsoft.WindowsAPICodePack.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
@@ -90,11 +93,13 @@
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
+    <Reference Include="WindowsBase" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\Common\PdfScribeSharedAssemblyInfo.cs">
       <Link>PdfScribeSharedAssemblyInfo.cs</Link>
     </Compile>
+    <Compile Include="TaskDialogPresenter.cs" />
     <Compile Include="PdfScribeInstaller.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="NativeMethods.cs" />