diff --git a/addons/point_of_sale/models/product.py b/addons/point_of_sale/models/product.py
index f6627037b5d..f7471edde22 100644
--- a/addons/point_of_sale/models/product.py
+++ b/addons/point_of_sale/models/product.py
@@ -59,7 +59,7 @@ class ProductProduct(models.Model):
             pricelists = config.available_pricelist_ids
         else:
             pricelists = config.pricelist_id
-        price_per_pricelist_id = pricelists._price_get(self.id, quantity)
+        price_per_pricelist_id = pricelists._price_get(self, quantity)
         pricelist_list = [{'name': pl.name, 'price': price_per_pricelist_id[pl.id]} for pl in pricelists]
 
         # Warehouses