diff --git a/flake.nix b/flake.nix
index fa5d34f..5a98b08 100644
--- a/flake.nix
+++ b/flake.nix
@@ -68,7 +68,7 @@
 
           withHoogle = true;
 
-          buildInputs = with pkgs; [
+          nativeBuildInputs = with pkgs; [
             haskellPackages.haskell-language-server
             haskellPackages.fourmolu
             cabal-install
@@ -78,7 +78,6 @@
             hlint
             haskellPackages.doctest
           ];
-          inputsFrom = builtins.attrValues self.packages.${system};
         };
       });
 }