diff --git a/addons/website_sale/static/src/js/website_sale.js b/addons/website_sale/static/src/js/website_sale.js
index 44f405d9c26..e08ba8c73a1 100644
--- a/addons/website_sale/static/src/js/website_sale.js
+++ b/addons/website_sale/static/src/js/website_sale.js
@@ -1241,7 +1241,10 @@ publicWidget.registry.multirangePriceSelector = publicWidget.Widget.extend({
         if (parseFloat(range.max) !== range.valueHigh) {
             search['max_price'] = range.valueHigh;
         }
-        this.el.querySelector('.o_wsale_products_grid_table_wrapper').classList.add('opacity-50');
+        let product_list_div = this.el.querySelector('.o_wsale_products_grid_table_wrapper');
+        if (product_list_div) {
+            product_list_div.classList.add('opacity-50');
+        }
         window.location.search = $.param(search);
     },
 });