diff --git a/src/Hierarchy/HierarchyPluginManager.php b/src/Hierarchy/HierarchyPluginManager.php
index 7df981d..157a146 100644
--- a/src/Hierarchy/HierarchyPluginManager.php
+++ b/src/Hierarchy/HierarchyPluginManager.php
@@ -10,9 +10,8 @@ use Drupal\Core\StringTranslation\StringTranslationTrait;
 /**
  * Manages Hierarchy plugins.
  *
- * @see \Drupal\facets\Annotation\FacetsProcessor
- * @see \Drupal\facets\Processor\ProcessorInterface
- * @see \Drupal\facets\Processor\ProcessorPluginBase
+ * @see \Drupal\facets\Annotation\FacetsHierarchy
+ * @see \Drupal\facets\Hierarchy\HierarchyInterface
  * @see plugin_api
  */
 class HierarchyPluginManager extends DefaultPluginManager {