--- b/src/addins/MonoDevelop.PackageManagement/MonoDevelop.PackageManagement.csproj

+++ b/src/addins/MonoDevelop.PackageManagement/MonoDevelop.PackageManagement.csproj

@@ -57,7 +57,12 @@

     <Reference Include="glib-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />

     <Reference Include="Mono.Posix" />

     <Reference Include="NuGet.Core">

-      <HintPath>..\..\..\external\nuget-binary\NuGet.Core.dll</HintPath>

+      <Package>nuget-core</Package>

+      <Private>True</Private>

+    </Reference>

+    <Reference Include="Microsoft.Web.XmlTransform">

+      <Package>nuget-core</Package>

+      <Private>True</Private>

     </Reference>

     <Reference Include="Mono.Cairo" />

     <Reference Include="System.Security" />