diff --git a/src/views/system/user/index.vue b/src/views/system/user/index.vue
index 82e594d..1505cd9 100644
--- a/src/views/system/user/index.vue
+++ b/src/views/system/user/index.vue
@@ -615,8 +615,9 @@ const handleUpdate = async (row?: UserForm) => {
   dialog.title = '修改用户';
   Object.assign(form.value, data.user);
   postOptions.value = data.posts;
-  roleOptions.value = data.roles;
-  roleOptions.value.push(...data.user.roles)
+  roleOptions.value = Array.from(
+    new Map([...data.roles, ...data.user.roles].map(role => [role.roleId, role])).values()
+  );
   form.value.postIds = data.postIds;
   form.value.roleIds = data.roleIds;
   form.value.password = '';