diff --git a/js/webform.element.help.js b/js/webform.element.help.js
index 6e2087545..4a0561c5b 100644
--- a/js/webform.element.help.js
+++ b/js/webform.element.help.js
@@ -63,7 +63,10 @@
           delay: 100,
           allowHTML: true,
           interactive: true,
-          plugins: [hideOnEsc]
+          plugins: [hideOnEsc],
+          aria: {
+            expanded: null
+          }
         }, Drupal.webform.elementHelpIcon.options);
 
         tippy(this, options);