diff --git a/addons/account/account_move_line.py b/addons/account/account_move_line.py
index 5bd28e505c6..cfb38d07d75 100644
--- a/addons/account/account_move_line.py
+++ b/addons/account/account_move_line.py
@@ -942,7 +942,7 @@ class account_move_line(osv.osv):
         if check:
             tmp = self.pool.get('account.move').validate(cr, uid, [vals['move_id']], context)
             if journal.entry_posted and tmp:
-                self.pool.get('account.move').write(cr,uid, [vals['move_id']],{'state':'posted'})
+                self.pool.get('account.move').button_validate(cr,uid, [vals['move_id']],context)
         return result
 account_move_line()