diff --git a/addons/sale/models/sale.py b/addons/sale/models/sale.py
index 6d18891c65b..ec8c308267e 100644
--- a/addons/sale/models/sale.py
+++ b/addons/sale/models/sale.py
@@ -1323,7 +1323,7 @@ class SaleOrderLine(models.Model):
     untaxed_amount_to_invoice = fields.Monetary("Untaxed Amount To Invoice", compute='_compute_untaxed_amount_to_invoice', compute_sudo=True, store=True)
 
     salesman_id = fields.Many2one(related='order_id.user_id', store=True, string='Salesperson', readonly=True)
-    currency_id = fields.Many2one(related='order_id.currency_id', store=True, string='Currency', readonly=True)
+    currency_id = fields.Many2one(related='order_id.currency_id', depends=['order_id.currency_id'], store=True, string='Currency', readonly=True)
     company_id = fields.Many2one(related='order_id.company_id', string='Company', store=True, readonly=True, index=True)
     order_partner_id = fields.Many2one(related='order_id.partner_id', store=True, string='Customer', readonly=False)
     analytic_tag_ids = fields.Many2many(