diff --git a/addons/hw_screen/static/src/js/worker.js b/addons/hw_screen/static/src/js/worker.js
index 4031e85cf52..80c9d3a6d78 100644
--- a/addons/hw_screen/static/src/js/worker.js
+++ b/addons/hw_screen/static/src/js/worker.js
@@ -9,7 +9,7 @@
         function longpolling() {
             $.ajax({
                 type: 'POST',
-                url: 'http://'+window.location.host+'/point_of_sale/get_serialized_order',
+                url: window.location.origin+'/point_of_sale/get_serialized_order',
                 dataType: 'json',
                 beforeSend: function(xhr){xhr.setRequestHeader('Content-Type', 'application/json');},
                 data: JSON.stringify({jsonrpc: '2.0'}),