diff --git a/yuthon_property_approval/wizard/penalty_line_wizard.py b/yuthon_property_approval/wizard/penalty_line_wizard.py
index 5dad54086..a73084d87 100644
--- a/yuthon_property_approval/wizard/penalty_line_wizard.py
+++ b/yuthon_property_approval/wizard/penalty_line_wizard.py
@@ -187,11 +187,15 @@ class PenaltyLineWizard(models.Model):
             # 3. 删除所有旧的实时记录
             for line in realtime_lines:
                 update_commands.append((2, line.id, 0))
-            filtered_lines = non_realtime_lines.filtered(lambda l: l.penalty != 0)
+
+            filtered_lines = non_realtime_lines.filtered(lambda l: l.penalty == 0)
             if filtered_lines:
                 prev_line = filtered_lines[-1]
                 if round(prev_line.remaining_principal or 0, 2) != 0:
-                    base_date = (prev_line.date + relativedelta(months=1)).replace(day=1)
+                    if (prev_line == filtered_lines[0]):
+                       base_date = (prev_line.date + relativedelta(months=1)).replace(day=1)
+                    else:
+                        base_date = prev_line.date + relativedelta(days=1)
                     days_overdue = (self.calculation_date - base_date).days - 1
                     days_overdue = max(0, days_overdue)
                     # 计算违约金