diff --git a/app/Notifications/Incident/NewIncidentNotification.php b/app/Notifications/Incident/NewIncidentNotification.php
index d1ddc601..ac56c9de 100644
--- a/app/Notifications/Incident/NewIncidentNotification.php
+++ b/app/Notifications/Incident/NewIncidentNotification.php
@@ -127,7 +127,7 @@ class NewIncidentNotification extends Notification
         return (new SlackMessage())
                     ->$status()
                     ->content($content)
-                    ->attachment(function ($attachment) use ($notifiable) {
+                    ->attachment(function ($attachment) {
                         $attachment->title(trans('notifications.incident.new.slack.title', ['name' => $this->incident->name]))
                                    ->timestamp($this->incident->getWrappedObject()->occurred_at)
                                    ->fields(array_filter([
diff --git a/app/Notifications/IncidentUpdate/IncidentUpdatedNotification.php b/app/Notifications/IncidentUpdate/IncidentUpdatedNotification.php
index c9b5a000..6c88b403 100644
--- a/app/Notifications/IncidentUpdate/IncidentUpdatedNotification.php
+++ b/app/Notifications/IncidentUpdate/IncidentUpdatedNotification.php
@@ -134,7 +134,7 @@ class IncidentUpdatedNotification extends Notification
         return (new SlackMessage())
                     ->$status()
                     ->content($content)
-                    ->attachment(function ($attachment) use ($content, $notifiable) {
+                    ->attachment(function ($attachment) use ($notifiable) {
                         $attachment->title(trans('notifications.incident.update.slack.title', [
                             'name'       => $this->update->incident->name,
                             'new_status' => $this->update->human_status,