diff --git a/account_tax_analysis/account_tax_analysis.py b/account_tax_analysis/account_tax_analysis.py
index 18b806489..e5368d975 100644
--- a/account_tax_analysis/account_tax_analysis.py
+++ b/account_tax_analysis/account_tax_analysis.py
@@ -31,7 +31,6 @@ class account_tax_declaration_analysis(orm.TransientModel):
         'period_list': fields.many2many('account.period', 'account_tax_period_rel',
                                         'tax_analysis', 'period_id',
                                         'Period _list', required=True),
-
     }
 
     def create_vat(self, cr, uid, ids, context=None):