diff --git a/yuthon_hr_attendance/models/go_approval.py b/yuthon_hr_attendance/models/go_approval.py
index cb968a813..97b840640 100644
--- a/yuthon_hr_attendance/models/go_approval.py
+++ b/yuthon_hr_attendance/models/go_approval.py
@@ -184,23 +184,34 @@ class GoApprovals(models.Model):
             ])
             if not reports_id:
                 return
+
             workflow_record_id = self.env['soong.workflow.record'].search([
                 ('code', '=', self.code)
             ])
+
+            update_lines_value = 1
+            if self.is_day:
+                if self.start_date and self.end_date:
+                    delta = (self.end_date - self.start_date).days + 1
+                    update_lines_value = max(delta, 1)
+                else:
+                    update_lines_value = 1
+
             existing_meal_fee = self.env['vacation.meal.line'].search([
                 ('vacation_id', '=', reports_id.id),
                 ('workflow_record_id', '=', workflow_record_id.id if workflow_record_id else False),
                 ('update_type', '=', 'add'),
                 ('text', '=', '审批'),
-                ('update_lines', '=', 1)
+                ('update_lines', '=', update_lines_value)
             ])
+
             if not existing_meal_fee:
                 meal_fee_value = (0, 0, {
                     'vacation_id': reports_id.id,
                     'update_type': 'add',
                     'workflow_record_id': workflow_record_id.id if workflow_record_id else False,
                     'update_date': fields.Datetime.now(),
-                    'update_lines': 1,
+                    'update_lines': update_lines_value,
                     'text': '审批'
                 })
                 reports_id.write({'meal_fee_ids': [meal_fee_value]})