diff --git a/core/modules/help/help.module b/core/modules/help/help.module
index 5431243..5ca3ac2 100644
--- a/core/modules/help/help.module
+++ b/core/modules/help/help.module
@@ -6,6 +6,7 @@
  */
 
 use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\Core\Block\BlockPluginInterface;
 
 /**
  * Implements hook_help().