diff --git a/code_samples/back_office/product_tour/src/EventSubscriber/NotificationScenarioSubscriber.php b/code_samples/back_office/product_tour/src/EventSubscriber/NotificationScenarioSubscriber.php
index 81faed6518..78ae51c261 100644
--- a/code_samples/back_office/product_tour/src/EventSubscriber/NotificationScenarioSubscriber.php
+++ b/code_samples/back_office/product_tour/src/EventSubscriber/NotificationScenarioSubscriber.php
@@ -11,13 +11,10 @@
 use Ibexa\IntegratedHelp\ProductTour\ProductTourStep;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 
-final class NotificationScenarioSubscriber implements EventSubscriberInterface
+final readonly class NotificationScenarioSubscriber implements EventSubscriberInterface
 {
-    private NotificationService $notificationService;
-
-    public function __construct(NotificationService $notificationService)
+    public function __construct(private NotificationService $notificationService)
     {
-        $this->notificationService = $notificationService;
     }
 
     public static function getSubscribedEvents(): array
diff --git a/deptrac.baseline.yaml b/deptrac.baseline.yaml
index fe87eb8465..85f245e75f 100644
--- a/deptrac.baseline.yaml
+++ b/deptrac.baseline.yaml
@@ -131,6 +131,10 @@ deptrac:
     App\EventSubscriber\MyMenuSubscriber:
       - Ibexa\AdminUi\Menu\Event\ConfigureMenuEvent
       - Ibexa\AdminUi\Menu\MainMenuBuilder
+    App\EventSubscriber\NotificationScenarioSubscriber:
+      - Ibexa\IntegratedHelp\ProductTour\Block\LinkBlock
+      - Ibexa\IntegratedHelp\ProductTour\Block\TextBlock
+      - Ibexa\IntegratedHelp\ProductTour\ProductTourStep
     App\Event\RandomBlockListener:
       - Ibexa\FieldTypePage\FieldType\Page\Block\Renderer\BlockRenderEvents
       - Ibexa\FieldTypePage\FieldType\Page\Block\Renderer\Event\PreRenderEvent
diff --git a/docs/administration/back_office/customize_product_tour.md b/docs/administration/back_office/customize_product_tour.md
index 6e90dde1e3..5ae123bf07 100644
--- a/docs/administration/back_office/customize_product_tour.md
+++ b/docs/administration/back_office/customize_product_tour.md
@@ -40,7 +40,7 @@ ibexa:
 
 Then, create a subscriber that modifies the scenario.
 
-```php hl_lines="35-37 39-41 43-45 47-58"
+```php hl_lines="32-34 36-38 40-42 44-55"
 [[= include_file('code_samples/back_office/product_tour/src/EventSubscriber/NotificationScenarioSubscriber.php') =]]
 ```
 
@@ -52,4 +52,3 @@ The subscriber executes the following actions:
 - adds a custom clickable step to highlight the unread notification
 
 ![Scenario built with PHP triggered on unread notification](img/product_tour/custom_scenario.png "Scenario built with PHP triggered on unread notification")
-