diff -u b/core/themes/claro/templates/fieldset.html.twig b/core/themes/claro/templates/fieldset.html.twig
--- b/core/themes/claro/templates/fieldset.html.twig
+++ b/core/themes/claro/templates/fieldset.html.twig
@@ -6,7 +6,7 @@
  * Available variables:
  * - attributes: HTML attributes for the fieldset element.
  * - errors: (optional) Any errors for this fieldset element, may not be set.
- * - required: Boolean indicating whether the fieldeset element is required.
+ * - required: Boolean indicating whether the fieldset element is required.
  * - legend: The legend element containing the following properties:
  *   - title: Title of the fieldset, intended for use as the text of the legend.
  *   - attributes: HTML attributes to apply to the legend.