diff --git a/hr_attendance_autoclose/models/hr_attendance.py b/hr_attendance_autoclose/models/hr_attendance.py
index 5c361d486ea..f95dcc9c72e 100644
--- a/hr_attendance_autoclose/models/hr_attendance.py
+++ b/hr_attendance_autoclose/models/hr_attendance.py
@@ -10,6 +10,7 @@ class HrAttendance(models.Model):
     _inherit = "hr.attendance"
 
     @api.multi
+    @api.depends('check_out', 'check_in')
     def _compute_open_worked_hours(self):
         for attendance in self:
             if attendance.check_out: