diff --git a/htdocs/accountancy/class/bookkeeping.class.php b/htdocs/accountancy/class/bookkeeping.class.php
index ebf2b1d8f20..14bc6c32487 100644
--- a/htdocs/accountancy/class/bookkeeping.class.php
+++ b/htdocs/accountancy/class/bookkeeping.class.php
@@ -1,4 +1,4 @@
-<?php
+<?php
 /* Copyright (C) 2007-2012  Laurent Destailleur <eldy@users.sourceforge.net>
  * Copyright (C) 2014       Juanjo Menent       <jmenent@2byte.es>
  * Copyright (C) 2015-2016  Florian Henry       <florian.henry@open-concept.pro>