diff --git a/src/main/java/com/example/catchTheLetters/controller/AuthController.java b/src/main/java/com/example/catchTheLetters/controller/AuthController.java
index c8bd4a0..d1baac9 100644
--- a/src/main/java/com/example/catchTheLetters/controller/AuthController.java
+++ b/src/main/java/com/example/catchTheLetters/controller/AuthController.java
@@ -48,7 +48,7 @@ public class AuthController {
 
     @ApiOperation(value = "用户注册")
     @PostMapping("/register")
-    public R<UserVo> register(@RequestBody RegisterDto registerDto) {
+    public R<String> register(@RequestBody RegisterDto registerDto) {
         return authService.register(registerDto);
     }
 
diff --git a/src/main/java/com/example/catchTheLetters/service/AuthService.java b/src/main/java/com/example/catchTheLetters/service/AuthService.java
index 74febeb..6fa3801 100644
--- a/src/main/java/com/example/catchTheLetters/service/AuthService.java
+++ b/src/main/java/com/example/catchTheLetters/service/AuthService.java
@@ -42,7 +42,7 @@ public interface AuthService {
      * @param registerDto 注册信息
      * @return token
      */
-    R<UserVo> register(RegisterDto registerDto);
+    R<String> register(RegisterDto registerDto);
 
     /**
      * 获取用户信息
diff --git a/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java b/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java
index ddc51d0..1a5e9ad 100644
--- a/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java
+++ b/src/main/java/com/example/catchTheLetters/service/impl/AuthServiceImpl.java
@@ -83,7 +83,7 @@ public class AuthServiceImpl implements AuthService {
     }
 
     @Override
-    public R<UserVo> register(RegisterDto registerDto) {
+    public R<String> register(RegisterDto registerDto) {
         // 根据用户名查询用户信息
         var username = registerDto.getUsername();
         var matchType = getMatchType(username);
@@ -121,7 +121,9 @@ public class AuthServiceImpl implements AuthService {
         user.setUpdateTime(System.currentTimeMillis());
         var insert = mongoTemplate.insert(user);
         if (insert.getId() != null) {
-            return R.ok(user.toVo());
+            var token = JwtUtil.getToken(Map.of("id", insert.getId()), CommonConstant.TOKEN_EXPIRE_TIME);
+            redisService.hSet(token, insert.getId(), CommonConstant.REDIS_EXPIRE_TIME);
+            return R.ok(token);
         } else {
             return R.fail("注册失败,请重试");
         }