diff --git a/addons/sale/models/sale.py b/addons/sale/models/sale.py
index a5b2988202c..fd7a60a8ae5 100644
--- a/addons/sale/models/sale.py
+++ b/addons/sale/models/sale.py
@@ -882,7 +882,7 @@ class SaleOrder(models.Model):
 
         # Check a journal is set on acquirer.
         if not acquirer.journal_id:
-            raise ValidationError(_('A journal must be specified of the acquirer %s.' % acquirer.name))
+            raise ValidationError(_('A journal must be specified for the acquirer %s.' % acquirer.name))
 
         if not acquirer_id and acquirer:
             vals['acquirer_id'] = acquirer.id