diff --git a/htdocs/admin/holiday.php b/htdocs/admin/holiday.php
index 81becbaa37c..c1c5fe58b45 100644
--- a/htdocs/admin/holiday.php
+++ b/htdocs/admin/holiday.php
@@ -2,6 +2,7 @@
 /* Copyright (C) 2011-2013      Juanjo Menent	    <jmenent@2byte.es>
  * Copyright (C) 2011-2018      Philippe Grand	    <philippe.grand@atoo-net.com>
  * Copyright (C) 2018		    Charlene Benke		<charlie@patas-monkey.com>
+ * Copyright (C) 2018       Frédéric France         <frederic.france@netlogic.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by