diff --git a/mailpoet/lib/Entities/ScheduledTaskSubscriberEntity.php b/mailpoet/lib/Entities/ScheduledTaskSubscriberEntity.php
index bac6cc341a..3470c8cf44 100644
--- a/mailpoet/lib/Entities/ScheduledTaskSubscriberEntity.php
+++ b/mailpoet/lib/Entities/ScheduledTaskSubscriberEntity.php
@@ -12,6 +12,9 @@ use MailPoetVendor\Doctrine\ORM\Mapping as ORM;
  * @ORM\Table(name="scheduled_task_subscribers")
  */
 class ScheduledTaskSubscriberEntity {
+  const STATUS_UNPROCESSED = 0;
+  const STATUS_PROCESSED = 1;
+
   use CreatedAtTrait;
   use UpdatedAtTrait;
   use SafeToOneAssociationLoadTrait;
diff --git a/mailpoet/lib/Models/ScheduledTaskSubscriber.php b/mailpoet/lib/Models/ScheduledTaskSubscriber.php
index 2a39cf7fee..939cc8264b 100644
--- a/mailpoet/lib/Models/ScheduledTaskSubscriber.php
+++ b/mailpoet/lib/Models/ScheduledTaskSubscriber.php
@@ -2,6 +2,7 @@
 
 namespace MailPoet\Models;
 
+use MailPoet\Entities\ScheduledTaskSubscriberEntity;
 use MailPoet\Util\Helpers;
 use MailPoet\WP\Functions as WPFunctions;
 
@@ -13,8 +14,8 @@ use MailPoet\WP\Functions as WPFunctions;
  * @property string $error
  */
 class ScheduledTaskSubscriber extends Model {
-  const STATUS_UNPROCESSED = 0;
-  const STATUS_PROCESSED = 1;
+  const STATUS_UNPROCESSED = ScheduledTaskSubscriberEntity::STATUS_UNPROCESSED;
+  const STATUS_PROCESSED = ScheduledTaskSubscriberEntity::STATUS_PROCESSED;
 
   const FAIL_STATUS_OK = 0;
   const FAIL_STATUS_FAILED = 1;
diff --git a/mailpoet/lib/Segments/SubscribersFinder.php b/mailpoet/lib/Segments/SubscribersFinder.php
index 4fcbf8cafc..70acb3a172 100644
--- a/mailpoet/lib/Segments/SubscribersFinder.php
+++ b/mailpoet/lib/Segments/SubscribersFinder.php
@@ -2,10 +2,10 @@
 
 namespace MailPoet\Segments;
 
+use MailPoet\Entities\ScheduledTaskSubscriberEntity;
 use MailPoet\Entities\SegmentEntity;
 use MailPoet\InvalidStateException;
 use MailPoet\Models\ScheduledTask;
-use MailPoet\Models\ScheduledTaskSubscriber;
 use MailPoet\Models\Subscriber;
 use MailPoetVendor\Idiorm\ORM;
 
@@ -94,7 +94,7 @@ class SubscribersFinder {
        AND relation.`segment_id` IN (' . join(',', array_map('intval', $segmentIds)) . ')',
       [
         $task->id,
-        ScheduledTaskSubscriber::STATUS_UNPROCESSED,
+        ScheduledTaskSubscriberEntity::STATUS_UNPROCESSED,
         Subscriber::STATUS_SUBSCRIBED,
         Subscriber::STATUS_SUBSCRIBED,
       ]
@@ -136,7 +136,7 @@ class SubscribersFinder {
        AND subscribers.`id` IN (' . join(',', array_map('intval', $subscriberIds)) . ')',
       [
         $task->id,
-        ScheduledTaskSubscriber::STATUS_UNPROCESSED,
+        ScheduledTaskSubscriberEntity::STATUS_UNPROCESSED,
         Subscriber::STATUS_SUBSCRIBED,
       ]
     );