diff --git a/core/themes/claro/js/details.js b/core/themes/claro/js/details.js
index a682430fe4..a6b6c84fe3 100644
--- a/core/themes/claro/js/details.js
+++ b/core/themes/claro/js/details.js
@@ -6,16 +6,6 @@
 **/
 
 (function ($, Modernizr, Drupal) {
-  Drupal.behaviors.claroDetails = {
-    attach: function attach(context) {
-      $(context).once('claroDetails').on('click', function (event) {
-        if (event.target.nodeName === 'SUMMARY') {
-          $(event.target).trigger('focus');
-        }
-      });
-    }
-  };
-
   Drupal.behaviors.claroDetailsToggleShim = {
     attach: function attach(context) {
       if (Modernizr.details || !Drupal.CollapsibleDetails.instances.length) {