diff --git a/yuthon_property_approval/wizard/property_reconciliation_wizard.py b/yuthon_property_approval/wizard/property_reconciliation_wizard.py
index 4c5abe957..1bf920589 100644
--- a/yuthon_property_approval/wizard/property_reconciliation_wizard.py
+++ b/yuthon_property_approval/wizard/property_reconciliation_wizard.py
@@ -173,9 +173,7 @@ class PropertyReconciliationWizard(models.Model):
                 # 计算补全违约金的日期范围：当月1号 ~ 当月最后1天
                 year, month = map(int, due_month.split('-'))
                 first_day = datetime(year, month, 1).date()
-                last_day = (datetime(year, month + 1, 1).date() - relativedelta(days=1)) if month != 12 else datetime(
-                    year, 12, 31).date()
-                penalty_days = (last_day - first_day).days + 1  # 当月总天数
+                penalty_days = (self.actual_date - first_day).days + 1  # 当月总天数
                 penalty_amount = penalty_days * round(contract.rent * float(contract_id.percentage_liquidated_damages.name), 2) if contract else 0.0
                 if penalty_amount > 0:
                     missing_penalty_lines.append((0, 0, {
@@ -186,7 +184,7 @@ class PropertyReconciliationWizard(models.Model):
                         'rent': penalty_amount,
                         'amount': 0,
                         'collection_type': 'penalty',
-                        'remake': f'违约金（{fields.Date.to_string(first_day)}至{fields.Date.to_string(last_day)}，共{penalty_days}天）',
+                        'remake': f'违约金（{fields.Date.to_string(first_day)}至{fields.Date.to_string(self.actual_date)}，共{penalty_days}天）',
                     }))
         if missing_penalty_lines:
             self.write({ 'reconciliation_line_ids': missing_penalty_lines})