diff --git a/core/modules/serialization/src/Normalizer/FieldableEntityNormalizerTrait.php b/core/modules/serialization/src/Normalizer/FieldableEntityNormalizerTrait.php
index 516885374f..d97d3a4795 100644
--- a/core/modules/serialization/src/Normalizer/FieldableEntityNormalizerTrait.php
+++ b/core/modules/serialization/src/Normalizer/FieldableEntityNormalizerTrait.php
@@ -1,6 +1,5 @@
 <?php
 
-
 namespace Drupal\serialization\Normalizer;
 
 use Drupal\Core\Entity\EntityTypeInterface;
@@ -69,6 +68,7 @@ protected function getEntityTypeDefinition($entity_type_id) {
    * @param array $data
    *   The data being denormalized.
    * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type_definition
+   *   The entity type definition.
    *
    * @throws \Symfony\Component\Serializer\Exception\UnexpectedValueException
    *
@@ -113,7 +113,7 @@ protected function extractBundleData(array &$data, EntityTypeInterface $entity_t
    *   The data to denormalize.
    * @param \Drupal\Core\Entity\FieldableEntityInterface $entity
    *   The fieldable entity to set field values for.
-   * @param $format
+   * @param string $format
    *   The serialization format.
    * @param array $context
    *   The context data.