diff --git a/core/themes/classy/templates/navigation/menu-local-task.html.twig b/core/themes/classy/templates/navigation/menu-local-task.html.twig
index 5486f7d..33c42d1 100644
--- a/core/themes/classy/templates/navigation/menu-local-task.html.twig
+++ b/core/themes/classy/templates/navigation/menu-local-task.html.twig
@@ -5,7 +5,7 @@
  *
  * Available variables:
  * - attributes: HTML attributes for the wrapper element.
- * - active: Whether the task item is an active tab.
+ * - is-active: Whether the task item is an active tab.
  * - link: A rendered link element.
  *
  * Note: This template renders the content for each task item in
@@ -14,4 +14,4 @@
  * @see template_preprocess_menu_local_task()
  */
 #}
-<li{{ attributes.addClass(active ? 'is-active') }}>{{ link }}</li>
+<li{{ attributes.addClass(is-active ? 'is-active') }}>{{ link }}</li>