diff --git a/addons/website_sale_comparison/static/src/js/website_sale_comparison.js b/addons/website_sale_comparison/static/src/js/website_sale_comparison.js
index b425f4cc852..fc56f1c3a35 100644
--- a/addons/website_sale_comparison/static/src/js/website_sale_comparison.js
+++ b/addons/website_sale_comparison/static/src/js/website_sale_comparison.js
@@ -145,6 +145,13 @@ var ProductComparison = publicWidget.Widget.extend(VariantMixin, {
             _.each(data, function (product) {
                 self.product_data[product.product.id] = product;
             });
+            if (product_ids.length > Object.keys(data).length) {
+                /* If some products have been archived
+                they are not displayed but the count & cookie
+                need to be updated.
+                */
+                self._updateCookie();
+            }
         });
     },
     /**