diff --git a/apps/system/serializers.py b/apps/system/serializers.py
index d75de263..937cadd5 100644
--- a/apps/system/serializers.py
+++ b/apps/system/serializers.py
@@ -11,6 +11,7 @@ from .models import (Dict, DictType, File, Dept, Permission, Post,
 from rest_framework.exceptions import ParseError, APIException
 from django.db import transaction
 from apps.third.tapis import dhapis
+from rest_framework.validators import UniqueValidator
 
 class IntervalSerializer(CustomModelSerializer):
     class Meta:
@@ -139,7 +140,10 @@ class RoleCreateUpdateSerializer(CustomModelSerializer):
     """
     角色序列化
     """
-
+    name = serializers.CharField(label="名称", validators=[
+        UniqueValidator(queryset=Role.objects.all(), message='已存在相同名称的角色')])
+    code = serializers.CharField(label="标识", validators=[
+        UniqueValidator(queryset=Role.objects.all(), message='已存在相同标识的角色')])
     class Meta:
         model = Role
         exclude = EXCLUDE_FIELDS