diff --git a/vpn/models.py b/vpn/models.py
index 29509fc..a733170 100644
--- a/vpn/models.py
+++ b/vpn/models.py
@@ -48,8 +48,8 @@ class ACL(models.Model):
 
 @receiver(post_save, sender=ACL)
 def acl_created_or_updated(sender, instance, created, **kwargs):
-    sync_user.delay_on_commit(instance.user.id, instance.server.id)
+    sync_user.delay_on_commit(instance.user, instance.server.id)
 
 @receiver(pre_delete, sender=ACL)
 def acl_deleted(sender, instance, **kwargs):
-    sync_user.delay_on_commit(instance.user.id, instance.server.id)
\ No newline at end of file
+    sync_user.delay_on_commit(instance.user, instance.server.id)
\ No newline at end of file
diff --git a/vpn/tasks.py b/vpn/tasks.py
index efb37f4..537235e 100644
--- a/vpn/tasks.py
+++ b/vpn/tasks.py
@@ -47,13 +47,12 @@ def sync_server(id):
     return {"status": Server.objects.get(id=id).sync()}
 
 @shared_task(name="sync_user_on_server")
-def sync_user(user_id, server_id):
+def sync_user(user, server_id):
     from .models import User, ACL
     from vpn.server_plugins import Server
     
     errors = {}
     result = {}
-    user = User.objects.get(id=user_id)
     acls = ACL.objects.filter(user=user)
 
     server = Server.objects.get(id=server_id)