diff --git a/group_vars/all/plain.yml b/group_vars/all/plain.yml
index 933137e..6d80b84 100644
--- a/group_vars/all/plain.yml
+++ b/group_vars/all/plain.yml
@@ -96,7 +96,9 @@ hetzner_server_type: cx11
 hetzner_server_image: ubuntu-20.04
 
 hetzner_ssh_keys:
+  - peter.heise@arxes-tolina.de
   - sven.ketelsen@arxes-tolina.de
+  - vanphuong.ma@arxes-tolina.de
 
 #reverse_proxy_admin_username: "< see vault >"
 #reverse_proxy_admin_password: "< see vault >"