diff --git a/addons/point_of_sale/static/src/js/models.js b/addons/point_of_sale/static/src/js/models.js
index a2da7016a4a..223e87a9ef2 100644
--- a/addons/point_of_sale/static/src/js/models.js
+++ b/addons/point_of_sale/static/src/js/models.js
@@ -872,7 +872,6 @@ exports.PosModel = Backbone.Model.extend({
                         transfer.then(function(order_server_id){
                             // generate the pdf and download it
                             if (order_server_id.length) {
-                                order_server_id[0] = order_server_id[0]["id"];
                                 self.chrome.do_action('point_of_sale.pos_invoice_report',{additional_context:{
                                     active_ids:order_server_id,
                                 }}).then(function () {