diff --git a/flake.nix b/flake.nix
index de8ed1eb..31d6e0b9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -239,7 +239,12 @@
                         } ];
                       };
                       boot.isContainer = lib.mkForce false;
+                      users.users.root.password = "";
                       fileSystems."/".fsType = lib.mkForce "tmpfs";
+                      services.getty.helpLine = ''
+                        Log in as "root" with an empty password.
+                        Use "reboot" to shut qemu down.
+                      '';
                     }
                   ];
                 })