diff --git a/apps/orgs/signal_handlers/common.py b/apps/orgs/signal_handlers/common.py
index dfd29955d..48576a828 100644
--- a/apps/orgs/signal_handlers/common.py
+++ b/apps/orgs/signal_handlers/common.py
@@ -14,6 +14,7 @@ from orgs.models import Organization
 from orgs.hands import set_current_org, Node, get_current_org
 from perms.models import (AssetPermission, ApplicationPermission)
 from users.models import UserGroup, User
+from assets.models import SystemUser
 from common.const.signals import PRE_REMOVE, POST_REMOVE
 from common.decorator import on_transaction_commit
 from common.signals import django_ready
@@ -135,7 +136,7 @@ def _clear_users_from_org(org, users):
     if not users:
         return
 
-    models = (AssetPermission, ApplicationPermission, UserGroup)
+    models = (AssetPermission, ApplicationPermission, UserGroup, SystemUser)
 
     for m in models:
         _remove_users(m, users, org)