diff --git a/apps/perms/api/user_permission/tree/mixin.py b/apps/perms/api/user_permission/tree/mixin.py
index d78a29b04..6c5eaac47 100644
--- a/apps/perms/api/user_permission/tree/mixin.py
+++ b/apps/perms/api/user_permission/tree/mixin.py
@@ -1,10 +1,8 @@
 from rest_framework.request import Request
 
-from users.models import User
 from common.http import is_true
-
 from perms.utils import UserPermTreeRefreshUtil
-
+from users.models import User
 
 __all__ = ['RebuildTreeMixin']
 
diff --git a/apps/perms/utils/user_perm_tree.py b/apps/perms/utils/user_perm_tree.py
index 794ea3efc..0ae9b0c61 100644
--- a/apps/perms/utils/user_perm_tree.py
+++ b/apps/perms/utils/user_perm_tree.py
@@ -59,7 +59,7 @@ class UserPermTreeRefreshUtil(_UserPermTreeCacheMixin):
         with UserGrantedTreeRebuildLock(self.user.id):
             for org in to_refresh_orgs:
                 self.rebuild_user_perm_tree_for_org(org)
-        self.mark_user_orgs_refresh_finished(to_refresh_orgs)
+        self.mark_user_orgs_refresh_finished([str(org.id) for org in to_refresh_orgs])
 
     def rebuild_user_perm_tree_for_org(self, org):
         with tmp_to_org(org):