diff --git a/hive.nix b/hive.nix
index 402de0c..cac37aa 100644
--- a/hive.nix
+++ b/hive.nix
@@ -88,7 +88,10 @@ in
       imports = [
         ./machines/kat-virt
       ];
-      users.users.root.openssh.authorizedKeys.keys = [ id_sylvain ];
+      users.users.root.openssh.authorizedKeys.keys = [
+        id_sylvain
+        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGoQZ/77uiai4rBHYwL55IweUOdR9svxDxlP/o7sulRT gdesfrene@clipper.ens.fr"
+      ];
     };
 
   kat-mail-test =