diff --git a/hosts/lars/default.nix b/hosts/lars/default.nix
index 404aeae..fc0fb51 100644
--- a/hosts/lars/default.nix
+++ b/hosts/lars/default.nix
@@ -125,7 +125,7 @@
 
   security.pam.yubico = {
    enable = true;
-   debug = true;
+   debug = false;
    mode = "challenge-response";
    id = [ "28067815" "28067816" ];
   };