diff --git a/core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php b/core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php
index f9c3945..ce47171 100644
--- a/core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php
+++ b/core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php
@@ -2,7 +2,7 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Lock\PersistentDatabaseLockBackend.
+ * Contains of Drupal\Core\Lock\PersistentDatabaseLockBackend.
  */
 
 namespace Drupal\Core\Lock;