diff --git a/core/modules/content_moderation/src/Plugin/WorkflowType/ContentModeration.php b/core/modules/content_moderation/src/Plugin/WorkflowType/ContentModeration.php
index b5ff27bb14..7e3d51237b 100644
--- a/core/modules/content_moderation/src/Plugin/WorkflowType/ContentModeration.php
+++ b/core/modules/content_moderation/src/Plugin/WorkflowType/ContentModeration.php
@@ -2,14 +2,18 @@
 
 namespace Drupal\content_moderation\Plugin\WorkflowType;
 
+use Drupal\content_moderation\ModerationInformationInterface;
 use Drupal\Core\Access\AccessResult;
+use Drupal\Core\Entity\EntityTypeManager;
 use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
 use Drupal\Core\Session\AccountInterface;
 use Drupal\Core\StringTranslation\StringTranslationTrait;
 use Drupal\content_moderation\ContentModerationState;
 use Drupal\workflows\Plugin\WorkflowTypeBase;
 use Drupal\workflows\StateInterface;
 use Drupal\workflows\WorkflowInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
  * Attaches workflows to content entity types and their bundles.
@@ -19,11 +23,58 @@
  *   label = @Translation("Content moderation"),
  * )
  */
-class ContentModeration extends WorkflowTypeBase {
+class ContentModeration extends WorkflowTypeBase implements ContainerFactoryPluginInterface {
 
   use StringTranslationTrait;
 
   /**
+   * The entity type manager.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
+   */
+  protected $entityTypeManager;
+
+  /**
+   * The Moderation Information service.
+   *
+   * @var \Drupal\content_moderation\ModerationInformationInterface
+   */
+  protected $moderationInfo;
+
+  /**
+   * Constructs an ContentModeration object.
+   *
+   * @param array $configuration
+   *   A configuration array containing information about the plugin instance.
+   * @param string $plugin_id
+   *   The plugin_id for the plugin instance.
+   * @param mixed $plugin_definition
+   *   The plugin implementation definition.
+   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
+   *   The entity type manager.
+   * @param \Drupal\content_moderation\ModerationInformationInterface $moderation_info
+   *   Moderation information service.
+   */
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManager $entity_type_manager, ModerationInformationInterface $moderation_info) {
+    parent::__construct($configuration, $plugin_id, $plugin_definition);
+    $this->entityTypeManager = $entity_type_manager;
+    $this->moderationInfo = $moderation_info;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $container->get('entity_type.manager'),
+      $container->get('content_moderation.moderation_information')
+    );
+  }
+
+  /**
    * {@inheritdoc}
    */
   public function checkWorkflowAccess(WorkflowInterface $entity, $operation, AccountInterface $account) {
@@ -171,16 +222,14 @@ public function editForm(WorkflowInterface $workflow) {
       '#tree' => TRUE,
     ];
 
-    $entity_type_manager = \Drupal::entityTypeManager();
-    $entity_types = $entity_type_manager->getDefinitions();
+    $entity_types = $this->entityTypeManager->getDefinitions();
     foreach ($entity_types as $entity_type) {
-      if (\Drupal::service('content_moderation.moderation_information')->canModerateEntitiesOfEntityType($entity_type)) {
+      if ($this->moderationInfo->canModerateEntitiesOfEntityType($entity_type)) {
         $form['attachments'][$entity_type->id()] = [
-          '#type' => 'checkboxes',
-          '#title' => $entity_type->getLabel()->render(),
+          '#markup' => $entity_type->getLabel()->render(),
         ];
 
-        $bundles = $entity_type_manager->getStorage($entity_type->getBundleEntityType())->loadMultiple();
+        $bundles = $this->entityTypeManager->getStorage($entity_type->getBundleEntityType())->loadMultiple();
         foreach ($bundles as $bundle) {
           $form['attachments'][$entity_type->id()][$bundle->id()] = [
             '#type' => 'checkbox',