diff --git a/NzbDrone.Core/NzbDrone.Core.csproj b/NzbDrone.Core/NzbDrone.Core.csproj
index 8a951de46..0108f82fe 100644
--- a/NzbDrone.Core/NzbDrone.Core.csproj
+++ b/NzbDrone.Core/NzbDrone.Core.csproj
@@ -144,6 +144,9 @@
     <Reference Include="System.XML" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="TvdbLib, Version=0.8.8.0, Culture=neutral, processorArchitecture=MSIL" />
+    <Reference Include="UPnP">
+      <HintPath>Libraries\UPnP.dll</HintPath>
+    </Reference>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="SonicTrace.cs" />