diff --git a/core/modules/migrate_drupal/src/Plugin/migrate/source/DrupalSqlBase.php b/core/modules/migrate_drupal/src/Plugin/migrate/source/DrupalSqlBase.php
index 217f638..c8b44f8 100644
--- a/core/modules/migrate_drupal/src/Plugin/migrate/source/DrupalSqlBase.php
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/source/DrupalSqlBase.php
@@ -21,7 +21,7 @@
  * - Check if the given module exists in the source database.
  * - Read Drupal configuration variables from the source database.
  *
- * For a full list, please refer to the methods of this class.
+ * For a full list, refer to the methods of this class.
  *
  * For available configuration keys, refer to the parent classes:
  * @see \Drupal\migrate\Plugin\migrate\source\SqlBase