diff --git a/addons/sale_crm/models/sale_order.py b/addons/sale_crm/models/sale_order.py
index 81ce2154f4a..50a97d196ab 100644
--- a/addons/sale_crm/models/sale_order.py
+++ b/addons/sale_crm/models/sale_order.py
@@ -10,3 +10,6 @@ class SaleOrder(models.Model):
     opportunity_id = fields.Many2one(
         'crm.lead', string='Opportunity', check_company=True,
         domain="[('type', '=', 'opportunity'), '|', ('company_id', '=', False), ('company_id', '=', company_id)]")
+
+    def action_confirm(self):
+        return super(SaleOrder, self.with_context({k:v for k,v in self._context.items() if k != 'default_tag_ids'})).action_confirm()