diff --git a/core/modules/views/views_ui/js/views-admin.js b/core/modules/views/views_ui/js/views-admin.js
index aa3cdce..eda0cbe 100644
--- a/core/modules/views/views_ui/js/views-admin.js
+++ b/core/modules/views/views_ui/js/views-admin.js
@@ -229,7 +229,7 @@ Drupal.viewsUi.addItemForm.prototype.handleCheck = function (event) {
       }
     }
     // Hide it again if none item is selected.
-    if (length === 0) {
+    if (this.checkedItems.length === 0) {
       this.$selected_div.hide();
     }
   }