diff --git a/back/src/controllers/user.js b/back/src/controllers/user.js
index b4c5b1f..0a13b76 100644
--- a/back/src/controllers/user.js
+++ b/back/src/controllers/user.js
@@ -23,7 +23,7 @@ async function register(req, res) {
   try {
     // 检查用户名是否已存在
     const existingUser = await mysql.query(
-      'SELECT id FROM users WHERE username = ? AND is_deleted = 0',
+      'SELECT id FROM user WHERE username = ? AND is_deleted = 0',
       [username]
     );
     if (existingUser.length > 0) {
@@ -35,7 +35,7 @@ async function register(req, res) {
     const salt = generateSalt();
     const hash = hashPassword(password, salt);
     await mysql.query(
-      'INSERT INTO users (user_id, username, password, salt, email, phone) VALUES (?, ?, ?, ?, ?, ?)',
+      'INSERT INTO user (user_id, username, password, salt, email, phone) VALUES (?, ?, ?, ?, ?, ?)',
       [user_id, username, hash, salt, email || null, phone || null]
     );
 
@@ -66,7 +66,7 @@ async function login(req, res) {
   try {
     // 查询用户（仅支持用户名登录）
     const users = await mysql.query(
-      'SELECT user_id, username, password, salt FROM users WHERE username = ? AND is_deleted = 0',
+      'SELECT user_id, username, password, salt FROM user WHERE username = ? AND is_deleted = 0',
       [username]
     );
     if (users.length === 0) {