diff --git a/odex25_sales/dev_membership/models/membershib_level.py b/odex25_sales/dev_membership/models/membershib_level.py
index b78e185cc..1128e9465 100644
--- a/odex25_sales/dev_membership/models/membershib_level.py
+++ b/odex25_sales/dev_membership/models/membershib_level.py
@@ -14,7 +14,7 @@ class MembershipLevel(models.Model):
     company_id = fields.Many2one('res.company', string='Company', readonly=True,
         default=lambda self: self.env.company)
 
-     @api.model
+    @api.model
     def _get_next_levelno(self):
         sequence = self.env['ir.sequence'].search(
             [('code', '=', 'seq.membership.level'),