diff --git a/lib/fudo/auth/kerberos/kdc.nix b/lib/fudo/auth/kerberos/kdc.nix
index edf16c4..4a71241 100644
--- a/lib/fudo/auth/kerberos/kdc.nix
+++ b/lib/fudo/auth/kerberos/kdc.nix
@@ -234,7 +234,7 @@ let
     let
       cfg = config.fudo.auth.kerberos;
 
-      kdcConf = pkgs.writeText "kdc.conf.template" ''
+      kdcConf = pkgs.writeText "kdc.conf" ''
         [kdc]
           database = {
             realm = ${cfg.realm}