diff --git a/src/main/java/org/cmh/backend/authentication/controller/AuthenticationController.java b/src/main/java/org/cmh/backend/authentication/controller/AuthenticationController.java
index b80516f..1904686 100644
--- a/src/main/java/org/cmh/backend/authentication/controller/AuthenticationController.java
+++ b/src/main/java/org/cmh/backend/authentication/controller/AuthenticationController.java
@@ -49,7 +49,7 @@ class AuthenticationController {
         if (isValidUser) {
             return new ResponseEntity<>(new LoginResponse("登录成功", JwtUtil.generateToken(loginRequest.getUsername())), HttpStatus.OK);
         } else {
-            return new ResponseEntity<>(new LoginResponse("用户名或密码错误", ""), HttpStatus.UNAUTHORIZED);
+            return new ResponseEntity<>(new LoginResponse("用户名或密码错误", null), HttpStatus.UNAUTHORIZED);
         }
     }
 
diff --git a/src/main/java/org/cmh/backend/authentication/dto/LoginResponse.java b/src/main/java/org/cmh/backend/authentication/dto/LoginResponse.java
index d3d2a3c..c7b0256 100644
--- a/src/main/java/org/cmh/backend/authentication/dto/LoginResponse.java
+++ b/src/main/java/org/cmh/backend/authentication/dto/LoginResponse.java
@@ -9,5 +9,5 @@ import lombok.Setter;
 @AllArgsConstructor
 public class LoginResponse {
     private String message;
-    private String jwt;
+    private String token;
 }