diff --git a/configuration.nix b/configuration.nix
index 0485faa..733cdc2 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -44,6 +44,10 @@
     enable = true;
     settings.PasswordAuthentication = false;
     settings.PermitRootLogin = "prohibit-password";
+    hostKeys = [{
+      path = "/etc/ssh/ssh_host_ed25519_key";
+      type = "ed25519";
+    }];
   };
 
   # Fail2ban