diff --git a/src/Oro/Bundle/ActivityListBundle/Migrations/Data/ORM/AddActivityListsData.php b/src/Oro/Bundle/ActivityListBundle/Migrations/Data/ORM/AddActivityListsData.php
index 804d15b67af..48bb326cfe3 100644
--- a/src/Oro/Bundle/ActivityListBundle/Migrations/Data/ORM/AddActivityListsData.php
+++ b/src/Oro/Bundle/ActivityListBundle/Migrations/Data/ORM/AddActivityListsData.php
@@ -52,7 +52,7 @@ public function addActivityListsForActivityClass(
                     $entities = [];
                 }
             }
-            if ($itemsCount % static::BATCH_SIZE > 0) {
+            if ($itemsCount % self::BATCH_SIZE > 0) {
                 $this->saveActivityLists($manager, $provider, $entities, $ownerField, $organizationField);
             }
         }