diff --git a/yuthon_hr_attendance/models/yuthon_vacation_reports.py b/yuthon_hr_attendance/models/yuthon_vacation_reports.py
index 1dc8c2558..3bcfcabc6 100644
--- a/yuthon_hr_attendance/models/yuthon_vacation_reports.py
+++ b/yuthon_hr_attendance/models/yuthon_vacation_reports.py
@@ -114,20 +114,20 @@ class YuthonVacationReports(models.Model):
 
     @api.model
     def cleanup_march_2026(self):
-        records = self.search([('display_date', '=', '2026年3月')])
+        reports_ids = self.env['yuthon.vacation.reports'].search([('display_date', '=', '2026年3月')])
+        # 按员工分组
+        employee_groups = {}
+        for report in reports_ids:
+            if report.employee_id.id not in employee_groups:
+                employee_groups[report.employee_id.id] = []
+            employee_groups[report.employee_id.id].append(report.id)
 
-        to_delete = self.env['yuthon.vacation.reports']
-        processed_employees = set()
-
-        for record in records:
-            emp_id = record.employee_id.id
-            if emp_id in processed_employees:
-                to_delete |= record
-            else:
-                processed_employees.add(emp_id)
-
-        to_delete.unlink()
-        return True
+        # 对每个员工，保留第一条，删除其他
+        to_delete = []
+        for employee_id, report_list in employee_groups.items():
+            if len(report_list) > 1:
+                # 保留第一个，删除后面的
+                to_delete.extend(report_list[1:])
 
     @api.model
     def leave_line(self):
diff --git a/yuthon_hr_attendance/views/yuthon_vacation_reports_views.xml b/yuthon_hr_attendance/views/yuthon_vacation_reports_views.xml
index 51a0fbb74..c5b92226c 100644
--- a/yuthon_hr_attendance/views/yuthon_vacation_reports_views.xml
+++ b/yuthon_hr_attendance/views/yuthon_vacation_reports_views.xml
@@ -48,7 +48,7 @@
                   js_class="custom_vacation_put_button" limit="10">
                 <header>
                     <button name="manage_confirmation" type="object" string="批量确认" class="oe_highlight"/>
-                    <button name="cleanup_march_2026" type="object" string="批量确认" class="oe_highlight"/>
+                    <button name="cleanup_march_2026" type="object" string="删除测试" class="oe_highlight"/>
                 </header>
                 <field name="vacation_state" widget="badge" decoration-info="vacation_state == 'not_sent'"
                        decoration-success="vacation_state == 'confirmed'"/>