diff --git a/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php b/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
index 18ec1b457d..5bd3e7b4d4 100644
--- a/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
+++ b/core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
@@ -417,7 +417,8 @@ public function setComponent($name, array $options = []) {
       $configuration = [];
       $configuration['id'] = 'field_block:' . $this->getTargetEntityTypeId() . ':' . $name;
       $configuration['label_display'] = FALSE;
-      $configuration['formatter'] = array_intersect_key($options, array_flip(['type', 'label', 'settings', 'third_party_settings']));
+      $keys = array_flip(['type', 'label', 'settings', 'third_party_settings']);
+      $configuration['formatter'] = array_intersect_key($options, $keys);
       $configuration['context_mapping']['entity'] = 'layout_builder.entity';
       $new_component = (new SectionComponent(\Drupal::service('uuid')->generate(), $options['region'], $configuration));
       $section->appendComponent($new_component);
diff --git a/core/modules/layout_builder/tests/src/Unit/LayoutTempstoreRepositoryTest.php b/core/modules/layout_builder/tests/src/Unit/LayoutTempstoreRepositoryTest.php
index a559368f3d..5d1f691271 100644
--- a/core/modules/layout_builder/tests/src/Unit/LayoutTempstoreRepositoryTest.php
+++ b/core/modules/layout_builder/tests/src/Unit/LayoutTempstoreRepositoryTest.php
@@ -79,24 +79,73 @@ public function testGetInvalidEntry() {
  */
 class TestSectionStorage implements SectionStorageInterface {
 
+  /**
+   * {@inheritdoc}
+   */
   public static function getStorageType() {
     return 'my_storage_type';
   }
 
+  /**
+   * {@inheritdoc}
+   */
   public function getStorageId() {
     return 'my_storage_id';
   }
 
+  /**
+   * {@inheritdoc}
+   */
   public function count() {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function getSections() {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function getSection($delta) {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function appendSection(Section $section) {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function insertSection($delta, Section $section) {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function removeSection($delta) {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function getContexts() {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function label() {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function save() {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function getCanonicalUrl() {}
+
+  /**
+   * {@inheritdoc}
+   */
   public function getLayoutBuilderUrl() {}
 
 }