diff --git a/scripts/migrate_uapi_upappid.py b/scripts/migrate_uapi_upappid.py
index 089d902..fa20a30 100644
--- a/scripts/migrate_uapi_upappid.py
+++ b/scripts/migrate_uapi_upappid.py
@@ -25,16 +25,8 @@ async def generate_migration_sql():
         "-- Migration: uapi table apisetid -> upappid",
         "-- Removes uapiset intermediate layer.",
         "",
-        "-- Step 1: Schema changes",
-        "-- 1.1 Add upappid to uapi",
+        "-- Step 1: Add upappid column to uapi",
         "ALTER TABLE uapi ADD COLUMN upappid VARCHAR(21) DEFAULT NULL COMMENT '上位系统ID' AFTER id;",
-        "",
-        "-- 1.2 Add auth_apiname to upapp",
-        "ALTER TABLE upapp ADD COLUMN auth_apiname VARCHAR(200) DEFAULT NULL COMMENT '授权API名' AFTER apisetid;",
-        "",
-        "-- 1.3 Migrate auth_apiname from uapiset to upapp",
-        "UPDATE upapp u JOIN uapiset s ON u.apisetid = s.id",
-        "SET u.auth_apiname = s.auth_apiname WHERE s.auth_apiname IS NOT NULL;",
         ""
     ]