diff --git a/test/Microsoft.AspNet.Antiforgery.Test/DefaultAntiforgeryTokenStoreTest.cs b/test/Microsoft.AspNet.Antiforgery.Test/DefaultAntiforgeryTokenStoreTest.cs
index 27d36cd2b6..e76f400d87 100644
--- a/test/Microsoft.AspNet.Antiforgery.Test/DefaultAntiforgeryTokenStoreTest.cs
+++ b/test/Microsoft.AspNet.Antiforgery.Test/DefaultAntiforgeryTokenStoreTest.cs
@@ -350,7 +350,7 @@ namespace Microsoft.AspNet.Antiforgery
         private static IServiceProvider GetServiceProvider(IAntiforgeryContextAccessor contextAccessor)
         {
             var serviceCollection = new ServiceCollection();
-            serviceCollection.AddInstance<IAntiforgeryContextAccessor>(contextAccessor);
+            serviceCollection.AddSingleton(contextAccessor);
             return serviceCollection.BuildServiceProvider();
         }