diff --git a/addons/sale_crm/crm_lead.py b/addons/sale_crm/crm_lead.py
index 80ddc53a874..77c05f1be2b 100644
--- a/addons/sale_crm/crm_lead.py
+++ b/addons/sale_crm/crm_lead.py
@@ -12,11 +12,12 @@ class crm_lead(models.Model):
     def _get_sale_amount_total(self):
         total = 0.0
         nbr = 0
+        company_currency = self.company_currency or self.env.user.company_id.currency_id
         for order in self.order_ids:
             if order.state in ('draft', 'sent'):
                 nbr += 1
             if order.state not in ('draft', 'sent', 'cancel'):
-                total += order.currency_id.compute(order.amount_untaxed, self.company_currency)
+                total += order.currency_id.compute(order.amount_untaxed, company_currency)
         self.sale_amount_total = total
         self.sale_number = nbr