diff --git a/yuthon_holiday/models/inherit_hr_leave.py b/yuthon_holiday/models/inherit_hr_leave.py
index be60b40e4..509b1ae1d 100644
--- a/yuthon_holiday/models/inherit_hr_leave.py
+++ b/yuthon_holiday/models/inherit_hr_leave.py
@@ -265,14 +265,10 @@ class HrLeave(models.Model):
             if self.request_hour_from and self.request_hour_to:
                 start_hour = float(self.request_hour_from)
                 end_hour = float(self.request_hour_to)
-                if start_hour == 9 and end_hour == 12:
+                if start_hour == 9 and end_hour in [13, 14]:
                     self.leave_hours = 4
                 else:
-                    leave_hours = end_hour - start_hour
-                    # 跨中午（12:00-13:00 午休），减去1小时
-                    if start_hour < 13 and end_hour > 12:
-                        leave_hours -= 1
-                    self.leave_hours = leave_hours
+                    self.leave_hours = end_hour - start_hour
             else:
                 self.leave_hours = 0