diff --git a/addons/account_voucher/voucher.py b/addons/account_voucher/voucher.py
index 099ce18e323..82e3feb4d5c 100755
--- a/addons/account_voucher/voucher.py
+++ b/addons/account_voucher/voucher.py
@@ -91,7 +91,7 @@ class account_voucher(osv.osv):
         'account_id':fields.many2one('account.account', 'Account', required=True, readonly=True, states={'draft':[('readonly',False)]}),
         'payment_ids':fields.one2many('account.voucher.line','voucher_id','Voucher Lines', readonly=False, states={'proforma':[('readonly',True)]}),
         'period_id': fields.many2one('account.period', 'Period', required=True, states={'posted':[('readonly',True)]}),
-        'narration':fields.text('Narration', readonly=True, states={'draft':[('readonly',False)]}),
+        'narration':fields.text('Narration', required=True, readonly=True, states={'draft':[('readonly',False)]}),
         'currency_id': fields.many2one('res.currency', 'Currency', required=True, readonly=True, states={'draft':[('readonly',False)]}),
         'company_id': fields.many2one('res.company', 'Company', required=True),
         'state':fields.selection(