diff --git a/addons/purchase/models/purchase.py b/addons/purchase/models/purchase.py
index 1260e40fcd1..2f59243ff94 100644
--- a/addons/purchase/models/purchase.py
+++ b/addons/purchase/models/purchase.py
@@ -201,10 +201,11 @@ class PurchaseOrder(models.Model):
     @api.model
     def create(self, vals):
         if vals.get('name', 'New') == 'New':
+            company_id = vals.get("company_id", self.env.company.id)
             seq_date = None
             if 'date_order' in vals:
                 seq_date = fields.Datetime.context_timestamp(self, fields.Datetime.to_datetime(vals['date_order']))
-            vals['name'] = self.env['ir.sequence'].next_by_code('purchase.order', sequence_date=seq_date) or '/'
+            vals['name'] = self.env['ir.sequence'].with_company(company_id).next_by_code('purchase.order', sequence_date=seq_date) or '/'
         return super(PurchaseOrder, self).create(vals)
 
     @api.ondelete(at_uninstall=False)