diff --git a/nix/sculpin/flake.nix b/nix/sculpin/flake.nix
index e464c63..c358fdb 100644
--- a/nix/sculpin/flake.nix
+++ b/nix/sculpin/flake.nix
@@ -5,13 +5,15 @@
     let
       system = "x86_64-linux";
       pkgs = import inputs.nixpkgs { inherit system; };
+
+      inherit (pkgs) fetchFromGitHub php;
     in
     {
-      packages.${system}.default = pkgs.php.buildComposerProject2 {
+      packages.${system}.default = php.buildComposerProject2 {
         pname = "sculpin";
         version = "3.3.0-dev";
 
-        src = pkgs.fetchFromGitHub {
+        src = fetchFromGitHub {
           owner = "sculpin";
           repo = "sculpin";
           rev = "03af6498c32663e3d307ebfe346bb8d48feddec5";