diff --git a/system/modules/openssh.nix b/system/modules/openssh.nix
index 95d7295..e477686 100644
--- a/system/modules/openssh.nix
+++ b/system/modules/openssh.nix
@@ -15,6 +15,7 @@ in
         UseDns = false;
         X11Forwarding = false;
         PermitRootLogin = "no";
+        GSSAPIAuthentication = false;
       };
     };
     services.fail2ban = {