diff --git a/AUTHORS.rst b/AUTHORS.rst
index 9a095174..e502f459 100644
--- a/AUTHORS.rst
+++ b/AUTHORS.rst
@@ -10,21 +10,48 @@ Development Lead
 Contributors
 ------------
 
-* Stefan Rijnhart
-* David Béal
-* Sylvain LE GAL
-* Holger Brunn
-* Sandy Carter
+* Alexandre Fayolle
 * Alexis de Lattre
 * Arthur Vuillard
-* Florent Xicluna
 * Benoit Guillot
-* Paulius Sladkevičius
+* Bogdan Stanciu
+* Christoph Giesel
+* Daniel Reis
+* David Arnold
+* David Béal
+* David Vidal
+* Dimitrios T. Tanis
+* Dmytro Katyukha
+* Ernesto Tejeda
+* Florent Xicluna
 * Florian Dacosta
-* Alexandre Fayolle
-* Pedro M. Baeza
+* Graeme Gellatly
+* Hector Villarreal Ortega
+* Hervé Martinet
+* Holger Brunn
+* Ivàn Todorovich
+* Jairo Llopis
+* Jordi Riera
+* Juan Pablo Arias
+* Julien Coux
+* Katherine Zaoral
+* Kay Häusler
 * Manuel Vázquez Acosta
 * Miku Laitinen
-* Christoph Giesel
-* Jordi Riera
-
+* Miquel Raich
+* Moisés López
+* Paulius Sladkevičius
+* Pedro M. Baeza
+* Petar Najman
+* Robert Rübner
+* Ronald Portier
+* Sandy Carter
+* Sebastien Alix
+* Silvija Butko
+* Stefan Rijnhart
+* Stephane Le Cornec
+* Stéphane Bidoul
+* Sylvain LE GAL
+* Tom Blauwendraat
+* Yann Bongiovanni
+* Yuri Quintana
diff --git a/openupgradelib/openupgrade.py b/openupgradelib/openupgrade.py
index 4e54c374..5b6f2ebe 100644
--- a/openupgradelib/openupgrade.py
+++ b/openupgradelib/openupgrade.py
@@ -1,23 +1,6 @@
-# -*- coding: utf-8 -*-
-##############################################################################
-#
-#    OpenERP, Open Source Management Solution
-#    This module copyright (C) 2011-2013 Therp BV (<http://therp.nl>)
-#
-#    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU Affero 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 Affero General Public License for more details.
-#
-#    You should have received a copy of the GNU Affero General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-##############################################################################
+# Copyright (C) 2011-2013 Therp BV (<http://therp.nl>)
+# Copyright Odoo Community Association (OCA)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 import sys
 import os
@@ -269,7 +252,7 @@ def load_data(cr, module_name, filename, idref=None, mode='init'):
 
     :param module_name: the name of the module
     :param filename: the path to the filename, relative to the module \
-    directory.
+    directory. This may also be the module directory relative to --upgrade-path
     :param idref: optional hash with ?id mapping cache?
     :param mode:
         one of 'init', 'update', 'demo', 'init_no_create'.
@@ -288,7 +271,17 @@ def load_data(cr, module_name, filename, idref=None, mode='init'):
     logger.info('%s: loading %s' % (module_name, filename))
     _, ext = os.path.splitext(filename)
     pathname = os.path.join(module_name, filename)
-    fp = tools.file_open(pathname)
+
+    try:
+        fp = tools.file_open(pathname)
+    except OSError:
+        if tools.config.get('upgrade_path'):
+            pathname = os.path.join(
+                tools.config['upgrade_path'], module_name, filename)
+            fp = open(pathname)
+        else:
+            raise
+
     try:
         if ext == '.csv':
             noupdate = True