diff --git a/yuthon_salary/models/inherit_hr_payslip_line.py b/yuthon_salary/models/inherit_hr_payslip_line.py
index 244c3d742..74800b052 100644
--- a/yuthon_salary/models/inherit_hr_payslip_line.py
+++ b/yuthon_salary/models/inherit_hr_payslip_line.py
@@ -14,8 +14,10 @@ class InheritHrPayslipLine(models.Model):
     @api.onchange('total')
     def _onchange_total(self):
         for rec in self:
-            if rec.total:
+            if rec.total != 0:
                 if rec.total != rec.amount:
                     rec.is_amount = True
                 else:
-                    rec.is_amount = False
\ No newline at end of file
+                    rec.is_amount = False
+            else:
+                rec.is_amount = False
\ No newline at end of file