diff --git a/server/api/admin/schedule/sequence.post.ts b/server/api/admin/schedule/sequence.post.ts
index 2be93f4..82f20ec 100644
--- a/server/api/admin/schedule/sequence.post.ts
+++ b/server/api/admin/schedule/sequence.post.ts
@@ -14,9 +14,11 @@ export default defineEventHandler(async (event) => {
 
   try {
     const body = await readBody(event)
-    const { schedules } = body
+    // 注意：不要写成 const { schedules } = body —— 那会在本作用域内遮蔽上面导入的
+    // Drizzle 表对象，导致下面 db.update(schedules) 实际拿到的是请求体数组，接口必然报错。
+    const scheduleItems = body?.schedules
 
-    if (!schedules || !Array.isArray(schedules) || schedules.length === 0) {
+    if (!scheduleItems || !Array.isArray(scheduleItems) || scheduleItems.length === 0) {
       throw createError({
         statusCode: 400,
         statusMessage: '缺少排期数据'
@@ -25,7 +27,7 @@ export default defineEventHandler(async (event) => {
 
     // 批量更新排期顺序
     const results = await Promise.all(
-      schedules.map(async (item) => {
+      scheduleItems.map(async (item) => {
         return db
           .update(schedules)
           .set({ sequence: item.sequence })