diff --git a/yuthon_hr_attendance/models/yuthon_vacation_reports.py b/yuthon_hr_attendance/models/yuthon_vacation_reports.py
index 34ca1af86..8e2657b43 100644
--- a/yuthon_hr_attendance/models/yuthon_vacation_reports.py
+++ b/yuthon_hr_attendance/models/yuthon_vacation_reports.py
@@ -26,8 +26,8 @@ class YuthonVacationReports(models.Model):
     year_distribution = fields.Float(string="本年发放", digits=(16, 3))
     used_this_year = fields.Float(string="本年已用", digits=(16, 3))
     remainder_year = fields.Float(string="剩余(年假)", digits=(16, 3), compute="_compute_remainder_year")
-    last_holiday = fields.Float(string="上年公休日", digits=(16, 3))
-    last_workday = fields.Float(string="上年工作日", digits=(16, 3))
+    last_holiday = fields.Float(string="上年公休日", digits=(16, 3)) # 固定值
+    last_workday = fields.Float(string="上年工作日", digits=(16, 3)) # 固定值
     valid_date1 = fields.Date(string="有效期至")
     year_holiday = fields.Float(string="本年公休日", digits=(16, 3))
     year_workday = fields.Float(string="本年工作日", digits=(16, 3))
@@ -1547,40 +1547,6 @@ class VacationOverline(models.Model):
             next_month_first_day = current_vacation_date + relativedelta(months=+1, day=1)
             if not vacation_main or deduct_amount <= 0:
                 return
-
-            # ========== 核心新增逻辑：优先级扣减规则 ==========
-            # 1. 先判断上年数据是否有效（valid_date1 有效期内，无则视为无限期）
-            is_last_valid = True
-            if vacation_main.valid_date1:
-                is_last_valid = date.today() <= vacation_main.valid_date1  # 仅有效期内的上年数据可扣减
-
-            # 2. 初始化待扣减剩余量
-            remain_deduct = deduct_amount
-
-            # 3. 优先扣减上年工作日（last_holiday）
-            if is_last_valid and vacation_main.last_workday > 0:
-                deduct_workday = min(remain_deduct, vacation_main.last_workday)
-                vacation_main.write({'last_workday': vacation_main.last_workday - deduct_workday})
-                remain_deduct -= deduct_workday
-
-            # 4. 剩余扣减金额扣减公休日（last_holiday）
-            if remain_deduct > 0 and is_last_valid and vacation_main.last_holiday > 0:
-                deduct_holiday = min(remain_deduct, vacation_main.last_holiday)
-                vacation_main.write({'last_holiday': vacation_main.last_holiday - deduct_holiday})
-                remain_deduct -= deduct_holiday
-
-            # 5. 上年数据扣减完仍有剩余 → 扣减本年工作日（year_workday）
-            if remain_deduct > 0 and vacation_main.year_workday > 0:
-                deduct_year_workday = min(remain_deduct, vacation_main.year_workday)
-                vacation_main.write({'year_workday': vacation_main.year_workday - deduct_year_workday})
-                remain_deduct -= deduct_year_workday
-
-            # 6. 最后扣减本年公休日（year_holiday）
-            if remain_deduct > 0 and vacation_main.year_holiday > 0:
-                deduct_year_holiday = min(remain_deduct, vacation_main.year_holiday)
-                vacation_main.write({'year_holiday': vacation_main.year_holiday - deduct_year_holiday})
-                remain_deduct -= deduct_year_holiday
-
             used_this_year_new = vacation_main.used_this_year1 + deduct_amount
             vacation_main.write({'used_this_year1': used_this_year_new})