diff --git a/group_vars/all b/group_vars/all
index 4064fb2..26caefc 100644
--- a/group_vars/all
+++ b/group_vars/all
@@ -17,7 +17,8 @@ common_aliases:
 common_hostname: True
 
 common_rsyslog: True
-common_openssh_permit_root_login: "yes"
+common_openssh_permit_root_login: "prohibit-password"
+common_openssh_password_authentication: "yes"
 
 common_ntp_servers:
   - tutimea.tuwien.ac.at
diff --git a/roles/common b/roles/common
index 5e27af2..a3ab58b 160000
--- a/roles/common
+++ b/roles/common
@@ -1 +1 @@
-Subproject commit 5e27af2b21af707053caaa9c2d434303aa1a78ef
+Subproject commit a3ab58bc633b6ea8dd736e6985d243e8e45f4420