diff --git a/addons/hr_attendance/report/timesheet.py b/addons/hr_attendance/report/timesheet.py
index 096de11664e..b0845422655 100644
--- a/addons/hr_attendance/report/timesheet.py
+++ b/addons/hr_attendance/report/timesheet.py
@@ -82,7 +82,7 @@ class report_custom(report_rml):
                     for att in attendances:
                         dt = datetime.strptime(att['name'], '%Y-%m-%d %H:%M:%S')
                         if att['action'] == 'sign_out':
-                            week_wh[ldt.date().weekday()] = week_wh.get(ldt.date().weekday(), 0) + (dt - ldt).hours
+                            week_wh[ldt.date().weekday()] = week_wh.get(ldt.date().weekday(), 0) + ((dt - ldt).seconds/3600)
                         ldt = dt
 
                 # Week xml representation