diff --git a/addons/hr_timesheet_sheet/hr_timesheet_sheet.py b/addons/hr_timesheet_sheet/hr_timesheet_sheet.py
index c780951d07e..04cdc7231e5 100644
--- a/addons/hr_timesheet_sheet/hr_timesheet_sheet.py
+++ b/addons/hr_timesheet_sheet/hr_timesheet_sheet.py
@@ -20,12 +20,12 @@
 ##############################################################################
 
 import time
-import netsvc
-
-from osv import fields, osv
 from datetime import datetime
 from dateutil.relativedelta import relativedelta
+
+from osv import fields, osv
 from tools.translate import _
+import netsvc
 
 class one2many_mod2(fields.one2many):
     def get(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):