diff --git a/build/dependencies.props b/build/dependencies.props
index a01edb2287..639aa6970a 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -10,7 +10,6 @@
     <MicrosoftAspNetCoreAuthenticationOpenIdConnectPackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreAuthenticationOpenIdConnectPackageVersion>
     <MicrosoftAspNetCoreAuthenticationTwitterPackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreAuthenticationTwitterPackageVersion>
     <MicrosoftAspNetCoreAuthorizationPackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreAuthorizationPackageVersion>
-    <MicrosoftAspNetCoreCertificatesConfigurationSourcesPackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreCertificatesConfigurationSourcesPackageVersion>
     <MicrosoftAspNetCoreCryptographyKeyDerivationPackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreCryptographyKeyDerivationPackageVersion>
     <MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion>
     <MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion>2.1.0-preview1-27871</MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion>
diff --git a/test/WebSites/Identity.OpenIdConnect.WebSite/Areas/Identity/Extensions/IdentityServiceExtensions.cs b/test/WebSites/Identity.OpenIdConnect.WebSite/Areas/Identity/Extensions/IdentityServiceExtensions.cs
index 1187df0341..e6d92e0ff2 100644
--- a/test/WebSites/Identity.OpenIdConnect.WebSite/Areas/Identity/Extensions/IdentityServiceExtensions.cs
+++ b/test/WebSites/Identity.OpenIdConnect.WebSite/Areas/Identity/Extensions/IdentityServiceExtensions.cs
@@ -5,7 +5,6 @@ using System;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-using Microsoft.AspNetCore.Certificates.Configuration;
 using Microsoft.AspNetCore.WebUtilities;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/test/WebSites/Identity.OpenIdConnect.WebSite/Identity.OpenIdConnect.WebSite.csproj b/test/WebSites/Identity.OpenIdConnect.WebSite/Identity.OpenIdConnect.WebSite.csproj
index 2b644f9487..0aca331420 100644
--- a/test/WebSites/Identity.OpenIdConnect.WebSite/Identity.OpenIdConnect.WebSite.csproj
+++ b/test/WebSites/Identity.OpenIdConnect.WebSite/Identity.OpenIdConnect.WebSite.csproj
@@ -22,7 +22,6 @@
     <PackageReference Include="Microsoft.AspNetCore.Authentication.Google" Version="$(MicrosoftAspNetCoreAuthenticationGooglePackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.Twitter" Version="$(MicrosoftAspNetCoreAuthenticationTwitterPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Authorization" Version="$(MicrosoftAspNetCoreAuthorizationPackageVersion)" />
-    <PackageReference Include="Microsoft.AspNetCore.Certificates.Configuration.Sources" Version="$(MicrosoftAspNetCoreCertificatesConfigurationSourcesPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.DataProtection.Extensions" Version="$(MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Diagnostics" Version="$(MicrosoftAspNetCoreDiagnosticsPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore" Version="$(MicrosoftAspNetCoreDiagnosticsEntityFrameworkCorePackageVersion)" />