diff --git a/app.py b/app.py
index 63211517..7ea0203d 100755
--- a/app.py
+++ b/app.py
@@ -2123,10 +2123,8 @@ def register_with_phone():
     data = request.get_json()
     phone = data.get('phone')
     code = data.get('code')
-    password = data.get('password')
-    username = data.get('username')
 
-    if not all([phone, code, password, username]):
+    if not all([phone, code]):
         return jsonify({'success': False, 'error': '所有字段都是必填的'}), 400
 
     # 验证验证码
@@ -2137,14 +2135,12 @@ def register_with_phone():
     if stored_code['code'] != code:
         return jsonify({'success': False, 'error': '验证码错误'}), 400
 
-    if User.query.filter_by(username=username).first():
-        return jsonify({'success': False, 'error': '用户名已存在'}), 400
+    if User.query.filter_by(phone=phone).first():
+        return jsonify({'success': False, 'error': '手机号已存在'}), 400
 
     try:
         # 创建用户
-        user = User(username=username, phone=phone)
-        user.email = f"{username}@valuefrontier.temp"
-        user.set_password(password)
+        user = User(username='用户', phone=phone)
         user.phone_confirmed = True
 
         db.session.add(user)