diff --git a/src/Umbraco.Web/Umbraco.Web.csproj b/src/Umbraco.Web/Umbraco.Web.csproj
index 301f1fa4c2..5c75c25c77 100755
--- a/src/Umbraco.Web/Umbraco.Web.csproj
+++ b/src/Umbraco.Web/Umbraco.Web.csproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0">
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
@@ -81,6 +81,7 @@
     <PackageReference Include="Microsoft.AspNet.SignalR.Core" Version="2.4.0" />
     <PackageReference Include="Microsoft.AspNet.WebApi" Version="5.2.7" />
     <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="5.2.7" />
+    <PackageReference Include="Microsoft.Extensions.Identity.Core" Version="3.1.2" />
     <PackageReference Include="Microsoft.Owin.Host.SystemWeb" Version="4.0.1" />
     <PackageReference Include="Microsoft.Owin.Security.Cookies" Version="4.0.1" />
     <PackageReference Include="Microsoft.Owin.Security.OAuth" Version="4.0.1" />