diff --git a/addons/point_of_sale/static/src/js/models.js b/addons/point_of_sale/static/src/js/models.js
index f5e4b079808..51925afd6d7 100644
--- a/addons/point_of_sale/static/src/js/models.js
+++ b/addons/point_of_sale/static/src/js/models.js
@@ -1998,8 +1998,8 @@ exports.Orderline = Backbone.Model.extend({
 
         return {
             'taxes': taxes_vals,
-            'total_excluded': sign * round_pr(total_excluded, currency_rounding),
-            'total_included': sign * round_pr(total_included, currency_rounding),
+            'total_excluded': sign * round_pr(total_excluded, this.pos.currency.rounding),
+            'total_included': sign * round_pr(total_included, this.pos.currency.rounding),
         }
     },
     get_all_prices: function(){