diff --git a/src/Microsoft.AspNet.Security.Facebook/FacebookAuthenticationHandler.cs b/src/Microsoft.AspNet.Security.Facebook/FacebookAuthenticationHandler.cs
index 455cf1a4c2..dd2b43ffe8 100644
--- a/src/Microsoft.AspNet.Security.Facebook/FacebookAuthenticationHandler.cs
+++ b/src/Microsoft.AspNet.Security.Facebook/FacebookAuthenticationHandler.cs
@@ -9,6 +9,7 @@ using System.Security.Cryptography;
 using System.Text;
 using System.Threading.Tasks;
 using Microsoft.AspNet.Http;
+using Microsoft.AspNet.Http.Extensions;
 using Microsoft.AspNet.Http.Security;
 using Microsoft.AspNet.PipelineCore.Collections;
 using Microsoft.AspNet.Security.OAuth;
diff --git a/src/Microsoft.AspNet.Security.OAuth/OAuthAuthenticationHandler.cs b/src/Microsoft.AspNet.Security.OAuth/OAuthAuthenticationHandler.cs
index 5a4ffebbd2..b165ca41c0 100644
--- a/src/Microsoft.AspNet.Security.OAuth/OAuthAuthenticationHandler.cs
+++ b/src/Microsoft.AspNet.Security.OAuth/OAuthAuthenticationHandler.cs
@@ -8,6 +8,7 @@ using System.Net.Http.Headers;
 using System.Security.Claims;
 using System.Threading.Tasks;
 using Microsoft.AspNet.Http;
+using Microsoft.AspNet.Http.Extensions;
 using Microsoft.AspNet.Http.Security;
 using Microsoft.AspNet.Security.Infrastructure;
 using Microsoft.AspNet.WebUtilities;