diff --git a/static/js/pages/update-user.js b/static/js/pages/update-user.js
index 1df8f957c..2df5b7863 100644
--- a/static/js/pages/update-user.js
+++ b/static/js/pages/update-user.js
@@ -50,7 +50,7 @@
       $scope.state = 'updating';
       ApiService.changeUserDetails(data).then(function() {
         UserService.load(function(updated) {
-          if (updated.prompts.length) {
+          if (updated && updated.prompts && updated.prompts.length) {
             $scope.state = 'editing';
           } else {
             $location.url('/');
@@ -82,4 +82,4 @@
         confirmUsername(username);
     });
   }
-})();
\ No newline at end of file
+})();