diff --git a/odex25_hr/exp_payroll_custom/models/hr_advance_payslip.py b/odex25_hr/exp_payroll_custom/models/hr_advance_payslip.py
index e54d0bcf3..6356490a1 100644
--- a/odex25_hr/exp_payroll_custom/models/hr_advance_payslip.py
+++ b/odex25_hr/exp_payroll_custom/models/hr_advance_payslip.py
@@ -2562,6 +2562,8 @@ class HrPayslipRun(models.Model):
 
                         elif month_range > 30 and contract_end_date.day > 30:
                             duration = relativedelta(contract_end_date, contract_start_date).days
+                            if duration == 0:
+                               duration = duration + 1
                         elif month_range == 28 and contract_end_date.day == 28:
                             duration = relativedelta(contract_end_date, contract_start_date).days + 3
 
@@ -2791,6 +2793,8 @@ class HrPayslipRun(models.Model):
                             duration = relativedelta(contract_end_date, contract_start_date).days + 1
                         elif month_range > 30 and contract_end_date.day > 30:
                             duration = relativedelta(contract_end_date, contract_start_date).days
+                            if duration == 0:
+                               duration = duration + 1
                         elif month_range == 28 and contract_end_date.day == 28:
                             duration = relativedelta(contract_end_date, contract_start_date).days + 3
                         elif month_range == 29 and contract_end_date.day == 29: