diff --git a/components/Notification/Notification.php b/components/Notification/Notification.php
index 6bfe7fe563..8c0991c6e5 100644
--- a/components/Notification/Notification.php
+++ b/components/Notification/Notification.php
@@ -36,7 +36,7 @@ class Notification extends Component
      */
     public function onNewNotification(Actor $sender, Activity $activity, array $ids_already_known = [], ?string $reason = null): bool
     {
-        $targets = $activity->getNotificationTargets($ids_already_known);
+        $targets = $activity->getNotificationTargets($ids_already_known, sender_id: $sender->getId());
         $this->notify($sender, $activity, $targets, $reason);
 
         return Event::next;
diff --git a/src/Entity/Activity.php b/src/Entity/Activity.php
index 938633c0c2..d83e49d763 100644
--- a/src/Entity/Activity.php
+++ b/src/Entity/Activity.php
@@ -157,7 +157,7 @@ class Activity extends Entity
      *
      * @return array of Actors
      */
-    public function getNotificationTargets(array $ids_already_known = []): array
+    public function getNotificationTargets(array $ids_already_known = [], ?int $sender_id = null): array
     {
         $target_ids = [];
 
@@ -179,6 +179,9 @@ class Activity extends Entity
         if (array_key_exists('object', $ids_already_known)) {
             array_push($target_ids, ...$ids_already_known['object']);
         } else {
+            if (!is_null($author = $this->getObject()?->getActorId()) && $author !== $sender_id) {
+                $target_ids[] = $this->getObject()->getActorId();
+            }
             array_push($target_ids, ...$this->getObject()->getNotificationTargets($ids_already_known));
         }