diff --git a/yuthon_will_task/models/inherit_room_booking.py b/yuthon_will_task/models/inherit_room_booking.py
index 514e33e04..d83497378 100644
--- a/yuthon_will_task/models/inherit_room_booking.py
+++ b/yuthon_will_task/models/inherit_room_booking.py
@@ -61,6 +61,11 @@ class InheritRoomBooking(models.Model):
         # ⑦ 主持人
         if booking.host:
             employee_list.append(booking.host.id)
+        # ⑧ 复制人员（经 copy_line 复制到列席人员，提前纳入日程参与人）
+        # 用 getattr 安全访问：employee_ids2 定义在 yuthon_issue 模块，当前模块未依赖它
+        emp2 = getattr(booking, 'employee_ids2', None)
+        if emp2:
+            employee_list.extend(emp2.ids)
 
         # 去重
         employee_list = list(set(employee_list))