diff --git a/core/lib/Drupal/Core/Config/Entity/ConfigEntityBase.php b/core/lib/Drupal/Core/Config/Entity/ConfigEntityBase.php
index 892aafb..32ab9cf 100644
--- a/core/lib/Drupal/Core/Config/Entity/ConfigEntityBase.php
+++ b/core/lib/Drupal/Core/Config/Entity/ConfigEntityBase.php
@@ -431,9 +431,9 @@ public function unserialize($serialized) {
     // that have been serialized through our serialize() method.
     $unserialized = unserialize($serialized);
     if (isset($unserialized['entity_type_id'])) {
-      $entity = $this->__construct($unserialized['values'], $unserialized['entity_type_id']);
-      $entity->enforceIsNew($unserialized['is_new']);
-      return $entity;
+      $this->__construct($unserialized['values'], $unserialized['entity_type_id']);
+      $this->enforceIsNew($unserialized['is_new']);
+      return $this;
     }
   }