diff --git a/src/Microsoft.AspNetCore.Authorization/AuthorizationServiceExtensions.cs b/src/Microsoft.AspNetCore.Authorization/AuthorizationServiceExtensions.cs
index c128152326..866b5dbc51 100644
--- a/src/Microsoft.AspNetCore.Authorization/AuthorizationServiceExtensions.cs
+++ b/src/Microsoft.AspNetCore.Authorization/AuthorizationServiceExtensions.cs
@@ -62,7 +62,7 @@ namespace Microsoft.AspNetCore.Authorization
                 throw new ArgumentNullException(nameof(policy));
             }
 
-            return service.AuthorizeAsync(user, resource, policy.Requirements.ToArray());
+            return service.AuthorizeAsync(user, resource, policy.Requirements);
         }
 
         /// <summary>