diff --git a/wfvm/utils.nix b/wfvm/utils.nix
index 1cc9f80..f4a4026 100644
--- a/wfvm/utils.nix
+++ b/wfvm/utils.nix
@@ -4,6 +4,7 @@
 , qemuMem ? "4G"
 , efi ? true
 , enableTpm ? false
+, ...
 }:
 
 rec {
diff --git a/wfvm/win.nix b/wfvm/win.nix
index 1cc2646..cade77f 100644
--- a/wfvm/win.nix
+++ b/wfvm/win.nix
@@ -14,7 +14,7 @@
 
 let
   lib = pkgs.lib;
-  utils = import ./utils.nix { inherit pkgs efi enableTpm; };
+  utils = import ./utils.nix ({ inherit pkgs efi enableTpm; } // attrs);
   inherit (pkgs) guestfs-tools;
 
   # p7zip on >20.03 has known vulns but we have no better option