diff --git a/addons/sale/models/sale.py b/addons/sale/models/sale.py
index bb23cd3a10e..7a3861585dc 100644
--- a/addons/sale/models/sale.py
+++ b/addons/sale/models/sale.py
@@ -1089,9 +1089,8 @@ class SaleOrderLine(models.Model):
             return product.with_context(pricelist=self.order_id.pricelist_id.id).price
         final_price, rule_id = self.order_id.pricelist_id.get_product_price_rule(self.product_id, self.product_uom_qty or 1.0, self.order_id.partner_id)
         context_partner = dict(self.env.context, partner_id=self.order_id.partner_id.id, date=self.order_id.date_order)
-        base_price, currency_id = self.with_context(context_partner)._get_real_price_currency(self.product_id, rule_id, self.product_uom_qty, self.product_uom, self.order_id.pricelist_id.id)
-        if currency_id != self.order_id.pricelist_id.currency_id.id:
-            currency = self.env['res.currency'].browse(currency_id)
+        base_price, currency = self.with_context(context_partner)._get_real_price_currency(self.product_id, rule_id, self.product_uom_qty, self.product_uom, self.order_id.pricelist_id.id)
+        if currency != self.order_id.pricelist_id.currency_id:
             base_price = currency._convert(
                 base_price, self.order_id.pricelist_id.currency_id,
                 self.order_id.company_id, self.order_id.date_order or fields.Date.today())
@@ -1253,12 +1252,11 @@ class SaleOrderLine(models.Model):
         pricelist_context = dict(context_partner, uom=self.product_uom.id)
 
         price, rule_id = self.order_id.pricelist_id.with_context(pricelist_context).get_product_price_rule(self.product_id, self.product_uom_qty or 1.0, self.order_id.partner_id)
-        new_list_price, currency_id = self.with_context(context_partner)._get_real_price_currency(self.product_id, rule_id, self.product_uom_qty, self.product_uom, self.order_id.pricelist_id.id)
+        new_list_price, currency = self.with_context(context_partner)._get_real_price_currency(self.product_id, rule_id, self.product_uom_qty, self.product_uom, self.order_id.pricelist_id.id)
 
         if new_list_price != 0:
-            if self.order_id.pricelist_id.currency_id.id != currency_id:
+            if self.order_id.pricelist_id.currency_id != currency:
                 # we need new_list_price in the same currency as price, which is in the SO's pricelist's currency
-                currency = self.env['res.currency'].browse(currency_id)
                 new_list_price = currency._convert(
                     new_list_price, self.order_id.pricelist_id.currency_id,
                     self.order_id.company_id, self.order_id.date_order or fields.Date.today())