diff --git a/src/Avalonia.DotNetCoreRuntime/Avalonia.DotNetCoreRuntime.csproj b/src/Avalonia.DotNetCoreRuntime/Avalonia.DotNetCoreRuntime.csproj
index f80462e958..0aed0a9717 100644
--- a/src/Avalonia.DotNetCoreRuntime/Avalonia.DotNetCoreRuntime.csproj
+++ b/src/Avalonia.DotNetCoreRuntime/Avalonia.DotNetCoreRuntime.csproj
@@ -10,6 +10,7 @@
     <ProjectReference Include="..\Gtk\Avalonia.Gtk3\Avalonia.Gtk3.csproj" />
     <ProjectReference Include="..\OSX\Avalonia.MonoMac\Avalonia.MonoMac.csproj" />
     <ProjectReference Include="..\Skia\Avalonia.Skia\Avalonia.Skia.csproj" />
+    <ProjectReference Include="..\Windows\Avalonia.Direct2D1\Avalonia.Direct2D1.csproj" />
     <ProjectReference Include="..\Windows\Avalonia.Win32\Avalonia.Win32.csproj" />
   </ItemGroup>  
   <Import Project="..\..\build\NetCore.props" />