diff --git a/core/modules/ckeditor/js/ckeditor.admin.js b/core/modules/ckeditor/js/ckeditor.admin.js
index 7abf327..5ccc7ec 100644
--- a/core/modules/ckeditor/js/ckeditor.admin.js
+++ b/core/modules/ckeditor/js/ckeditor.admin.js
@@ -17,7 +17,6 @@ Drupal.behaviors.ckeditorAdmin = {
      */
     function adminToolbarMoveButton (event) {
       var $target = $(event.currentTarget);
-      var label = Drupal.t('@label button', { '@label': $target.attr('aria-label') });
       var $button = $target.parent();
       var $currentRow = $button.closest('.ckeditor-buttons');
       var $destinationRow = null;