diff --git a/src/main/java/jty/expressdistributionsystem/DTO/UserLoginByAccountDTO.java b/src/main/java/jty/expressdistributionsystem/DTO/UserLoginByAccountDTO.java
index db1e3d2..1a1a6b8 100644
--- a/src/main/java/jty/expressdistributionsystem/DTO/UserLoginByAccountDTO.java
+++ b/src/main/java/jty/expressdistributionsystem/DTO/UserLoginByAccountDTO.java
@@ -13,4 +13,7 @@ public class UserLoginByAccountDTO {
     @NotBlank(message = "密码不能为空")
     @Pattern(regexp = "^.+$")
     private String password;
+
+    @NotBlank(message = "请选择你的登录任务")
+    private Integer mark;
 }
diff --git a/src/main/java/jty/expressdistributionsystem/controller/CommonController.java b/src/main/java/jty/expressdistributionsystem/controller/CommonController.java
index fa60b12..320ade6 100644
--- a/src/main/java/jty/expressdistributionsystem/controller/CommonController.java
+++ b/src/main/java/jty/expressdistributionsystem/controller/CommonController.java
@@ -67,6 +67,9 @@ public class CommonController {
             return new Result<>(401, "账号或者密码错误", "");
         }
         User user = optionalUser.get();
+        if(userLoginByAccountDTO.getMark() != user.getMark()) {
+            return new Result<>(401, "请选择正确身份", "");
+        }
         if (user.getDisabled() == 1) {
             return new Result<>(403, "该账号已被禁用, 请联系管理员", "");
         }