diff --git a/src/system/machines/server/system.nix b/src/system/machines/server/system.nix
index 3ae9610..400a547 100644
--- a/src/system/machines/server/system.nix
+++ b/src/system/machines/server/system.nix
@@ -116,6 +116,7 @@
     settings = {
       X11Forwarding = false;
       PasswordAuthentication = false;
+      PermitRootLogin = "no";
     };
   };
 }