diff --git a/default.nix b/default.nix
index b95b4fd..c24ca0e 100644
--- a/default.nix
+++ b/default.nix
@@ -1,6 +1,6 @@
 {pkgs ? import <nixpkgs> {
     inherit system;
-  }, system ? builtins.currentSystem, noDev ? true}:
+  }, stdenv, system ? builtins.currentSystem, noDev ? true}:
 
 let
   composerEnv = import ./composer-env.nix {