diff --git a/core/lib/Drupal/Core/CoreBundle.php b/core/lib/Drupal/Core/CoreBundle.php
index 657ee3a..34b3e43 100644
--- a/core/lib/Drupal/Core/CoreBundle.php
+++ b/core/lib/Drupal/Core/CoreBundle.php
@@ -203,9 +203,8 @@ public function build(ContainerBuilder $container) {
       ->addArgument(array())
       ->addArgument(array());
 
-    $container->register('serializer.normalizer.json', 'Drupal\Core\Entity\EntityNormalizer')->addTag('normalizer');
+    $container->register('serializer.normalizer.entity', 'Drupal\Core\Entity\EntityNormalizer')->addTag('normalizer');
     $container->register('serializer.encoder.json', 'Symfony\Component\Serializer\Encoder\JsonEncoder')->addTag('encoder');
-    $container->register('serializer.normalizer.xml', 'Drupal\Core\Entity\EntityNormalizer')->addTag('normalizer');
     $container->register('serializer.encoder.xml', 'Symfony\Component\Serializer\Encoder\XmlEncoder')->addTag('encoder');
 
     $container->register('flood', 'Drupal\Core\Flood\DatabaseBackend')