diff --git a/nixos/default.nix b/nixos/default.nix
index 8d94dce..7cdd73c 100644
--- a/nixos/default.nix
+++ b/nixos/default.nix
@@ -17,7 +17,7 @@
 	services.openssh = {
 		enable = true;
 		passwordAuthentication = false;
-		challengeResponseAuthentication = false;
+		kbdInteractiveAuthentication = false;
 		permitRootLogin = "without-password";
 		openFirewall = true;
 		ports = [ 1512 ];