diff --git a/app/controllers/tour.php b/app/controllers/tour.php
index bae6f558042cde725c101418ae201e1a68e6b0a4..16af82bbdd50e3f3b7793eecf0d2e5411ebabde4 100644
--- a/app/controllers/tour.php
+++ b/app/controllers/tour.php
@@ -366,7 +366,7 @@ 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(