diff --git a/nixos-module.nix b/nixos-module.nix
index 77d2ed2..44ef6b7 100644
--- a/nixos-module.nix
+++ b/nixos-module.nix
@@ -13,7 +13,7 @@ in {
   options = {
     services.vaultui = {
       enable = mkEnableOption "vaultui";
-      package = mkPackageOption pkgs "vaultui";
+      package = mkPackageOption pkgs "vaultui" {};
 
       domain = mkOption {
         type = types.str;