diff --git a/core/modules/views_ui/js/views-admin.js b/core/modules/views_ui/js/views-admin.js
index 3cc0f4c..6a74d69 100644
--- a/core/modules/views_ui/js/views-admin.js
+++ b/core/modules/views_ui/js/views-admin.js
@@ -349,14 +349,11 @@
       var $displayButtons = $menu.nextAll('input.add-display').detach();
       $displayButtons.appendTo($addDisplayDropdown.find('.action-list')).wrap('<li>')
         .parent().eq(0).addClass('first').end().eq(-1).addClass('last');
-      // Remove the 'Add ' prefix from the button labels since they're being
-      // placed in an 'Add' dropdown. @todo This assumes English, but so does
-      // $addDisplayDropdown above. Add support for translation.
+
+      // Place buttons in an 'Add' dropdown.
       $displayButtons.each(function () {
-        var label = $(this).val();
-        if (label.substr(0, 4) === 'Add ') {
-          $(this).val(label.substr(4));
-        }
+        var $this = $(this);
+        $this.val($this.attr('data-drupal-dropdown-label'));
       });
       $addDisplayDropdown.appendTo($menu);
 
diff --git a/core/modules/views_ui/src/ViewEditForm.php b/core/modules/views_ui/src/ViewEditForm.php
index 5f8c095..22e8087 100644
--- a/core/modules/views_ui/src/ViewEditForm.php
+++ b/core/modules/views_ui/src/ViewEditForm.php
@@ -747,7 +747,10 @@ public function renderDisplayTop(ViewUI $view) {
         '#value' => $this->t('Add @display', array('@display' => $label)),
         '#limit_validation_errors' => array(),
         '#submit' => array('::submitDisplayAdd', '::submitDelayDestination'),
-        '#attributes' => array('class' => array('add-display')),
+        '#attributes' => array(
+          'class' => array('add-display'),
+          'data-drupal-dropdown-label' => $this->t('@display', array('@display' => $label)),
+        ),
         // Allow JavaScript to remove the 'Add ' prefix from the button label when
         // placing the button in a "Add" dropdown menu.
         '#process' => array_merge(array('views_ui_form_button_was_clicked'), $this->elementInfo->getInfoProperty('submit', '#process', array())),