diff --git a/samples/IdentitySample.Mvc/Controllers/AccountController.cs b/samples/IdentitySample.Mvc/Controllers/AccountController.cs
index ee6817b0de..728328eed1 100644
--- a/samples/IdentitySample.Mvc/Controllers/AccountController.cs
+++ b/samples/IdentitySample.Mvc/Controllers/AccountController.cs
@@ -56,6 +56,7 @@ namespace IdentitySample.Models
                     case SignInStatus.Failure:
                     default:
                         ModelState.AddModelError("", "Invalid username or password.");
+                        return View(model);
                 }
             }