diff --git a/flake.nix b/flake.nix
index 0c153d1..6f24f92 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,7 +22,6 @@
       in rec {
         defaultPackage = naersk'.buildPackage {
           src = ./.;
-          usePureFromTOML = false;
           nativeBuildInputs = with pkgs; [
             python311
             pkg-config