diff --git a/report_xls/__init__.py b/report_xls/__init__.py
index 1f5df8f6..5f77d626 100644
--- a/report_xls/__init__.py
+++ b/report_xls/__init__.py
@@ -3,7 +3,7 @@
 #
 #    OpenERP, Open Source Management Solution
 #
-#    Copyright (c) 2014 Noviat nv/sa (www.noviat.com). All rights reserved.
+#    Copyright (c) 2013-2014 Noviat nv/sa (www.noviat.com). All rights reserved.
 #
 #    This program is free software: you can redistribute it and/or modify
 #    it under the terms of the GNU Affero General Public License as
diff --git a/report_xls/__openerp__.py b/report_xls/__openerp__.py
index 5186017e..f2b19442 100644
--- a/report_xls/__openerp__.py
+++ b/report_xls/__openerp__.py
@@ -3,7 +3,7 @@
 #
 #    OpenERP, Open Source Management Solution
 #
-#    Copyright (c) 2014 Noviat nv/sa (www.noviat.com). All rights reserved.
+#    Copyright (c) 2013-2014 Noviat nv/sa (www.noviat.com). All rights reserved.
 #
 #    This program is free software: you can redistribute it and/or modify
 #    it under the terms of the GNU Affero General Public License as
diff --git a/report_xls/report_xls.py b/report_xls/report_xls.py
index 4746b4b9..52b7e602 100644
--- a/report_xls/report_xls.py
+++ b/report_xls/report_xls.py
@@ -3,7 +3,7 @@
 #
 #    OpenERP, Open Source Management Solution
 #
-#    Copyright (c) 2014 Noviat nv/sa (www.noviat.com). All rights reserved.
+#    Copyright (c) 2013-2014 Noviat nv/sa (www.noviat.com). All rights reserved.
 #
 #    This program is free software: you can redistribute it and/or modify
 #    it under the terms of the GNU Affero General Public License as
diff --git a/report_xls/utils.py b/report_xls/utils.py
index 943daae7..dc52b578 100644
--- a/report_xls/utils.py
+++ b/report_xls/utils.py
@@ -3,7 +3,7 @@
 #
 #    OpenERP, Open Source Management Solution
 #
-#    Copyright (c) 2014 Noviat nv/sa (www.noviat.com). All rights reserved.
+#    Copyright (c) 2013-2014 Noviat nv/sa (www.noviat.com). All rights reserved.
 #
 #    This program is free software: you can redistribute it and/or modify
 #    it under the terms of the GNU Affero General Public License as