diff --git a/src/Microsoft.AspNet.Identity/IdentityServiceCollectionExtensions.cs b/src/Microsoft.AspNet.Identity/IdentityServiceCollectionExtensions.cs
index b576c140c0..5f8b467116 100644
--- a/src/Microsoft.AspNet.Identity/IdentityServiceCollectionExtensions.cs
+++ b/src/Microsoft.AspNet.Identity/IdentityServiceCollectionExtensions.cs
@@ -2,6 +2,8 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
+using Microsoft.AspNet.Http;
+using Microsoft.AspNet.Http.Internal;
 using Microsoft.AspNet.Identity;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 
@@ -49,6 +51,8 @@ namespace Microsoft.Extensions.DependencyInjection
                 options.SignInScheme = new IdentityCookieOptions().ExternalCookieAuthenticationScheme;
             });
 
+            // Hosting doesn't add IHttpContextAccessor by default
+            services.TryAddSingleton<IHttpContextAccessor, HttpContextAccessor>();
             // Identity services
             services.TryAddSingleton<IdentityMarkerService>();
             services.TryAddScoped<IUserValidator<TUser>, UserValidator<TUser>>();