diff -u b/scheduler.cron.inc b/scheduler.cron.inc
--- b/scheduler.cron.inc
+++ b/scheduler.cron.inc
@@ -10,6 +10,7 @@
 
 use Drupal\Core\Url;
 use Drupal\node\Entity\Node;
+use Drupal\scheduler\SchedulerEvent;
 use Drupal\scheduler\SchedulerEvents;
 
 /**
@@ -64,7 +65,8 @@
     }
 
     // Invoke Scheduler API for modules to react before the node is published.
-    $dispatcher->dispatch(SchedulerEvents::PRE_PUBLISH, $node);
+    $event = new SchedulerEvent($node);
+    $dispatcher->dispatch(SchedulerEvents::PRE_PUBLISH, $event);
 
     // If an API call has removed the date $node->set('changed', $publish_on)
     // would fail, so trap this exception here and give a meaningful message.
@@ -120,7 +122,8 @@
     }
 
     // Invoke scheduler API for modules to react after the node is published.
-    $dispatcher->dispatch(SchedulerEvents::PUBLISH, $node);
+    $event = new SchedulerEvent($node);
+    $dispatcher->dispatch(SchedulerEvents::PUBLISH, $event);
 
     $result = TRUE;
   }
@@ -182,7 +185,8 @@
     }
 
     // Invoke scheduler API for modules to react before the node is unpublished.
-    $dispatcher->dispatch(SchedulerEvents::PRE_UNPUBLISH, $node);
+    $event = new SchedulerEvent($node);
+    $dispatcher->dispatch(SchedulerEvents::PRE_UNPUBLISH, $event);
 
     // If an API call has removed the date $node->set('changed', $unpublish_on)
     // would fail, so trap this exception here and give a meaningful message.
@@ -235,7 +239,8 @@
     }
 
     // Invoke scheduler API for modules to react after the node is unpublished.
-    $dispatcher->dispatch(SchedulerEvents::UNPUBLISH, $node);
+    $event = new SchedulerEvent($node);
+    $dispatcher->dispatch(SchedulerEvents::UNPUBLISH, $event);
 
     $result = TRUE;
   }
diff -u b/scheduler.module b/scheduler.module
--- b/scheduler.module
+++ b/scheduler.module
@@ -14,6 +14,7 @@
 use Drupal\Core\Url;
 use Drupal\node\NodeInterface;
 use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\scheduler\SchedulerEvent;
 use Drupal\scheduler\SchedulerEvents;
 
 // @todo Move constants into a class, so we do not pollute the global space,
@@ -317,8 +318,6 @@
  * Implements hook_ENTITY_TYPE_presave() for node entities.
  */
 function scheduler_node_presave(EntityInterface $node) {
-  /** @var \Symfony\Component\EventDispatcher\EventDispatcherInterface $dispatcher */
-  $dispatcher = \Drupal::service('event_dispatcher');
   $entity = $node->type->entity;
   // If the node type is not enabled for Scheduler then do nothing.
   if (!$entity->getThirdPartySetting('scheduler', 'publish_enable', FALSE)) {
@@ -340,7 +339,8 @@
       $node->publish_on->value = NULL;
       $node->setPublished(TRUE);
       // Allow modules to react to immediate publishing.
-      \Drupal::service('event_dispatcher')->dispatch(SchedulerEvents::PUBLISH_IMMEDIATELY, $node);
+      $event = new SchedulerEvent($node);
+      \Drupal::service('event_dispatcher')->dispatch(SchedulerEvents::PUBLISH_IMMEDIATELY, $event);
     }
     else {
       // Ensure the node is unpublished as it will be published by cron later.