diff --git a/hosters/hetzner-cloud/nixos-install-hetzner-cloud.sh b/hosters/hetzner-cloud/nixos-install-hetzner-cloud.sh
index f8f4e9f..9dabbfc 100644
--- a/hosters/hetzner-cloud/nixos-install-hetzner-cloud.sh
+++ b/hosters/hetzner-cloud/nixos-install-hetzner-cloud.sh
@@ -66,7 +66,7 @@ echo '
 
   users.users.root.openssh.authorizedKeys.keys = [
     # Replace this by your SSH pubkey!
-    "ssh-rsa AAAAAAAAAAA..."
+    "sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIKJMTVrY0qbJfu2g1TocLxRrYc/AjlnUuR35Y4biaLThAAAABHNzaDo="
   ];
 }
 ' >> /mnt/etc/nixos/configuration.nix
diff --git a/hosters/hetzner-dedicated/hetzner-dedicated-wipe-and-install-nixos.sh b/hosters/hetzner-dedicated/hetzner-dedicated-wipe-and-install-nixos.sh
index c347fa9..14e71ff 100644
--- a/hosters/hetzner-dedicated/hetzner-dedicated-wipe-and-install-nixos.sh
+++ b/hosters/hetzner-dedicated/hetzner-dedicated-wipe-and-install-nixos.sh
@@ -165,11 +165,11 @@ set +u +x # sourcing this may refer to unset variables that we have no control o
 set -u -x
 
 # FIXME Keep in sync with `system.stateVersion` set below!
-nix-channel --add https://nixos.org/channels/nixos-20.03 nixpkgs
+nix-channel --add https://nixos.org/channels/nixos-unstable nixpkgs
 nix-channel --update
 
 # Getting NixOS installation tools
-nix-env -iE "_: with import <nixpkgs/nixos> { configuration = {}; }; with config.system.build; [ nixos-generate-config nixos-install nixos-enter manual.manpages ]"
+nix-env -iE "_: with import <nixpkgs/nixos> { configuration = {}; }; with config.system.build; [ nixos-generate-config nixos-install nixos-enter ]"
 
 nixos-generate-config --root /mnt
 
@@ -254,7 +254,7 @@ cat > /mnt/etc/nixos/configuration.nix <<EOF
       # For example, a netmask of 255.255.255.0 means prefix length 24
       # (24 leading 1s), and 255.255.255.192 means prefix length 26
       # (26 leading 1s).
-      prefixLength = 24;
+      prefixLength = 26;
     }
   ];
   networking.interfaces."$NIXOS_INTERFACE".ipv6.addresses = [
@@ -273,7 +273,10 @@ cat > /mnt/etc/nixos/configuration.nix <<EOF
 
   users.users.root.openssh.authorizedKeys.keys = [
     # FIXME Replace this by your SSH pubkey!
-    "ssh-rsa AAAAAAAAAAA..."
+    # Quinn
+    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHqdyGpQhoKPE0WEezmFIT3DDpY/8Bdl+y6miEFWb2na"
+    # Marijan
+    "sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIKJMTVrY0qbJfu2g1TocLxRrYc/AjlnUuR35Y4biaLThAAAABHNzaDo="
   ];
 
   services.openssh.enable = true;
@@ -283,12 +286,13 @@ cat > /mnt/etc/nixos/configuration.nix <<EOF
   # compatible, in order to avoid breaking some software such as database
   # servers. You should change this only after NixOS release notes say you
   # should.
-  system.stateVersion = "20.03"; # Did you read the comment?
+  system.stateVersion = "24.05"; # Did you read the comment?
 
 }
 EOF
 
 # Install NixOS
+export NIX_PATH=${NIX_PATH:+$NIX_PATH:}$HOME/.nix-defexpr/channels
 PATH="$PATH" NIX_PATH="$NIX_PATH" `which nixos-install` --no-root-passwd --root /mnt --max-jobs 40
 
 umount /mnt