diff --git a/addons/point_of_sale/static/src/js/models.js b/addons/point_of_sale/static/src/js/models.js
index 3781a73e4ff..f8c90e08a62 100644
--- a/addons/point_of_sale/static/src/js/models.js
+++ b/addons/point_of_sale/static/src/js/models.js
@@ -1668,7 +1668,7 @@ class Orderline extends PosModel {
     can_be_merged_with(orderline){
         var price = parseFloat(round_di(this.price || 0, this.pos.dp['Product Price']).toFixed(this.pos.dp['Product Price']));
         var order_line_price = orderline.get_product().get_price(orderline.order.pricelist, this.get_quantity());
-        order_line_price = orderline.compute_fixed_price(order_line_price);
+        order_line_price = round_di(orderline.compute_fixed_price(order_line_price), this.pos.currency.decimal_places);
         if( this.get_product().id !== orderline.get_product().id){    //only orderline of the same product can be merged
             return false;
         }else if(!this.get_unit() || !this.get_unit().is_pos_groupable){