diff --git a/gnuviechadmin/osusers/signals.py b/gnuviechadmin/osusers/signals.py
index 6aa3c68..3ee4079 100644
--- a/gnuviechadmin/osusers/signals.py
+++ b/gnuviechadmin/osusers/signals.py
@@ -338,14 +338,17 @@ def handle_user_deleted(sender, instance, **kwargs):
         }
 
     """
-    chain = (
-        delete_file_mail_userdir.s(instance.username)
-        | delete_file_sftp_userdir_chained.s()
-        | delete_ldap_user_chained.s()
-    )
+    file_task_1 = delete_file_mail_userdir.s(instance.username).set(queue="file")
+    file_task_2 = delete_file_sftp_userdir_chained.s().set(queue="file")
+    ldap_task_1 = delete_ldap_user_chained.s().set(queue="ldap")
+
+    chain = file_task_1 | file_task_2 | ldap_task_1
     _LOGGER.debug("chain signature %s", chain)
-    taskresult = TaskResult.objects.create_task_result("handle_user_deleted", chain)
-    _LOGGER.info("LDAP user deletion has been requested in task %s", taskresult.task_id)
+    task_result = TaskResult.objects.create_task_result("handle_user_deleted", chain)
+
+    _LOGGER.info(
+        "LDAP user deletion has been requested in task %s", task_result.task_id
+    )
 
 
 @receiver(post_delete, sender=AdditionalGroup)