diff --git a/flake.nix b/flake.nix
index 79e5ba7..b4d5e1d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -33,7 +33,7 @@
     nixosModules.calDavToCsv = { config, lib, pkgs, ... }:
       let cfg = config.services.deafault;
       in {
-        options.calDavToCsv = {
+        options.services.calDavToCsv = {
           enable = lib.mkOption {
             type = lib.types.bool;
             calDavToCsv = false;