diff -u b/core/modules/menu_link_content/src/Plugin/migrate/source/d6/I18nMenuLink.php b/core/modules/menu_link_content/src/Plugin/migrate/source/d6/I18nMenuLink.php
--- b/core/modules/menu_link_content/src/Plugin/migrate/source/d6/I18nMenuLink.php
+++ b/core/modules/menu_link_content/src/Plugin/migrate/source/d6/I18nMenuLink.php
@@ -9,8 +9,8 @@
  * Gets Menu link translations from source database.
  *
  * @MigrateSource(
- *   id = "d6_i18n_menu_link"
- *   source_provider = "i18n",
+ *   id = "d6_i18n_menu_link",
+ *   source_provider = "i18n"
  * )
  */
 class I18nMenuLink extends DrupalSqlBase {