diff --git a/core/modules/block/custom_block/lib/Drupal/custom_block/CustomBlockFormController.php b/core/modules/block/custom_block/lib/Drupal/custom_block/CustomBlockFormController.php
index dde7d87..a77baf9 100644
--- a/core/modules/block/custom_block/lib/Drupal/custom_block/CustomBlockFormController.php
+++ b/core/modules/block/custom_block/lib/Drupal/custom_block/CustomBlockFormController.php
@@ -39,7 +39,7 @@ class CustomBlockFormController extends ContentEntityFormController {
    * Constructs a CustomBlockFormController object.
    *
    * @param \Drupal\Core\Entity\EntityStorageControllerInterface $custom_block_storage
-   *   The action storage controller.
+   *   The custom block storage controller.
    * @param \Drupal\Core\Language\LanguageManager $language_manager
    *   The language manager.
    */