diff --git a/app/controllers/tour.php b/app/controllers/tour.php
index 9b53cadb1b3e302ec6b12b2a632de3fe7d2bb49b..cda3ea41ceea3659d6d094fc896d57819b8c583c 100644
--- a/app/controllers/tour.php
+++ b/app/controllers/tour.php
@@ -370,7 +370,7 @@ class TourController extends AuthenticatedController
             $this->response->add_header('X-Action', 'complete');
             $this->tour->delete();
         } elseif (Request::submitted('no')) {
-            $this->response-add_header('X-Action', 'complete');
+            $this->response->add_header('X-Action', 'complete');
         } else {
             $this->response->add_header('X-Action', 'question');
             return (string) QuestionBox::create(