diff --git a/htdocs/core/modules/product/modules_product.class.php b/htdocs/core/modules/product/modules_product.class.php
index d7138af84a8..83fc444f258 100644
--- a/htdocs/core/modules/product/modules_product.class.php
+++ b/htdocs/core/modules/product/modules_product.class.php
@@ -21,18 +21,13 @@
 
 
 /**
- *	    \class      ModeleProductCode
- *		\brief  	Parent class for product code generators
- */
- 
-/**
- *  \file       htdocs/core/modules/contract/modules_contract.php
+ *  \file       htdocs/core/modules/product/modules_product.class.php
  *  \ingroup    contract
- *  \brief      File with parent class for generating contracts to PDF and File of class to manage contract numbering
+ *  \brief      File with parent class for generating products to PDF and File of class to manage product numbering
  */
 
  require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
- 
+
 /**
  *	Parent class to manage intervention document templates
  */
diff --git a/htdocs/core/modules/product/modules_product.php b/htdocs/core/modules/product/modules_product.php
deleted file mode 100644
index afe07e39503..00000000000
--- a/htdocs/core/modules/product/modules_product.php
+++ /dev/null
@@ -1,52 +0,0 @@
-<?php
-/* Copyright (C) 2003-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
- * Copyright (C) 2004-2010 Laurent Destailleur  <eldy@users.sourceforge.net>
- * Copyright (C) 2004      Eric Seigne          <eric.seigne@ryxeo.com>
- * Copyright (C) 2005-2012 Regis Houssin        <regis.houssin@capnetworks.com>
- * Copyright (C) 2016		Charlie Benke		<charlie@patas-monkey.com>
- *
- * 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
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- * or see http://www.gnu.org/
- */
-
-require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
-
-/**
- *	\class      ModeleProduct
- *	\brief      Parent class for product models of doc generators
- */
-abstract class ModeleProduct extends CommonDocGenerator
-{
-    var $error='';
-
-    /**
-     *  Return list of active generation modules
-     *
-	 * 	@param	DoliDB		$db					Database handler
-     *  @param	integer		$maxfilenamelength  Max length of value to show
-     * 	@return	array							List of templates
-     */
-    static function liste_modeles($db,$maxfilenamelength=0)
-    {
-        global $conf;
-
-        $type='product';
-        $liste=array();
-
-        include_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
-        $liste=getListOfModels($db,$type,$maxfilenamelength);
-
-        return $liste;
-    }
-}
diff --git a/htdocs/product/card.php b/htdocs/product/card.php
index addc827700e..84ba11bf624 100644
--- a/htdocs/product/card.php
+++ b/htdocs/product/card.php
@@ -46,7 +46,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/genericobject.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/categories/class/categorie.class.php';
-require_once DOL_DOCUMENT_ROOT.'/core/modules/product/modules_product.php';
+require_once DOL_DOCUMENT_ROOT.'/core/modules/product/modules_product.class.php';
 
 if (! empty($conf->propal->enabled))     require_once DOL_DOCUMENT_ROOT.'/comm/propal/class/propal.class.php';
 if (! empty($conf->facture->enabled))    require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';