diff --git a/core/modules/migrate/src/Plugin/migrate/destination/EntityContentBase.php b/core/modules/migrate/src/Plugin/migrate/destination/EntityContentBase.php
index 24a0ba4..82d3cb9 100644
--- a/core/modules/migrate/src/Plugin/migrate/destination/EntityContentBase.php
+++ b/core/modules/migrate/src/Plugin/migrate/destination/EntityContentBase.php
@@ -207,10 +207,6 @@ public function getIds() {
    * @param \Drupal\migrate\Row $row
    *   The row object to update from.
    *
-   * @return \Drupal\Core\Entity\EntityInterface
-   *   An updated entity from row values. This is deprecated in Drupal 8.6.0 and
-   *   will be removed in Drupal 9.
-   *
    * @see https://www.drupal.org/node/2960492
    */
   protected function updateEntity(EntityInterface &$entity, Row $row) {
@@ -256,10 +252,6 @@ protected function updateEntity(EntityInterface &$entity, Row $row) {
     }
 
     $this->setRollbackAction($row->getIdMap(), $rollback_action);
-
-    // The entity is passed by reference so we don't need to return it.
-    // This is deprecated in Drupal 8.6.0 and will be removed in Drupal 9.
-    return $entity;
   }
 
   /**