diff --git a/configuration.nix b/configuration.nix
index 7c2662e..f0c1be1 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -246,7 +246,7 @@
   services.openssh = {
     enable = true;
 	settings = {
-      PermitRootLogin = false;
+      PermitRootLogin = "no";
 	  PasswordAuthentication = false;
 	  KbdInteractiveAuthentication = false;
     };