diff --git a/apps/assets/migrations/0059_systemuser_ad_domain.py b/apps/assets/migrations/0059_systemuser_ad_domain.py
new file mode 100644
index 000000000..10d5826a5
--- /dev/null
+++ b/apps/assets/migrations/0059_systemuser_ad_domain.py
@@ -0,0 +1,18 @@
+# Generated by Django 2.2.13 on 2020-10-28 11:03
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('assets', '0058_auto_20201023_1115'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='systemuser',
+            name='ad_domain',
+            field=models.CharField(default='', max_length=256),
+        ),
+    ]
diff --git a/apps/assets/models/user.py b/apps/assets/models/user.py
index 087a05bef..8b878ecde 100644
--- a/apps/assets/models/user.py
+++ b/apps/assets/models/user.py
@@ -104,6 +104,7 @@ class SystemUser(BaseUser):
     token = models.TextField(default='', verbose_name=_('Token'))
     home = models.CharField(max_length=4096, default='', verbose_name=_('Home'), blank=True)
     system_groups = models.CharField(default='', max_length=4096, verbose_name=_('System groups'), blank=True)
+    ad_domain = models.CharField(default='', max_length=256)
     _prefer = 'system_user'
 
     def __str__(self):
diff --git a/apps/assets/serializers/system_user.py b/apps/assets/serializers/system_user.py
index 2e3701b6a..cfc3965b9 100644
--- a/apps/assets/serializers/system_user.py
+++ b/apps/assets/serializers/system_user.py
@@ -6,7 +6,6 @@ from common.serializers import AdaptedBulkListSerializer
 from common.mixins.serializers import BulkSerializerMixin
 from common.utils import ssh_pubkey_gen
 from orgs.mixins.serializers import BulkOrgResourceModelSerializer
-from assets.models import Node
 from ..models import SystemUser, Asset
 from .base import AuthSerializerMixin
 
@@ -35,7 +34,7 @@ class SystemUserSerializer(AuthSerializerMixin, BulkOrgResourceModelSerializer):
             'auto_push', 'cmd_filters', 'sudo', 'shell', 'comment',
             'auto_generate_key', 'sftp_root', 'token',
             'assets_amount', 'date_created', 'created_by',
-            'home', 'system_groups'
+            'home', 'system_groups', 'ad_domain'
         ]
         extra_kwargs = {
             'password': {"write_only": True},
@@ -154,7 +153,7 @@ class SystemUserListSerializer(SystemUserSerializer):
             'priority', "username_same_with_user",
             'auto_push', 'sudo', 'shell', 'comment',
             "assets_amount", 'home', 'system_groups',
-            'auto_generate_key',
+            'auto_generate_key', 'ad_domain',
             'sftp_root',
         ]
 
@@ -179,7 +178,8 @@ class SystemUserWithAuthInfoSerializer(SystemUserSerializer):
             'login_mode', 'login_mode_display',
             'priority', 'username_same_with_user',
             'auto_push', 'sudo', 'shell', 'comment',
-            'auto_generate_key', 'sftp_root', 'token'
+            'auto_generate_key', 'sftp_root', 'token',
+            'ad_domain',
         ]
         extra_kwargs = {
             'nodes_amount': {'label': _('Node')},