diff --git a/nodes/htz.mails.py b/nodes/htz.mails.py
index b190787..bb9c16a 100644
--- a/nodes/htz.mails.py
+++ b/nodes/htz.mails.py
@@ -127,9 +127,9 @@
         },
         'users': {
             'root': {
-                'authorized_users': [
+                'authorized_users': {
                     'root@home.server',
-                ],
+                },
                 'authorized_keys': {
                     'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBHMKTJLw6Cb+MLt+9JFOkuo2QBpuA8EoTKOFpb3IFQHEq19YLMzOhcErWmzaRfiCnILhnwTQz0njS+n9Qu4aghk= root@mail.sublimity.de'
                 },