diff --git a/pkgs/by-name/ca/cargo-feature/package.nix b/pkgs/by-name/ca/cargo-feature/package.nix
index 469099900219..3dda99f542f1 100644
--- a/pkgs/by-name/ca/cargo-feature/package.nix
+++ b/pkgs/by-name/ca/cargo-feature/package.nix
@@ -2,8 +2,6 @@
   lib,
   rustPlatform,
   fetchFromGitHub,
-  stdenv,
-  libiconv,
 }:
 
 rustPlatform.buildRustPackage rec {
@@ -19,8 +17,6 @@ rustPlatform.buildRustPackage rec {
 
   cargoHash = "sha256-8qrpW/gU7BvxN3nSbFWhbgu5bwsdzYZTS3w3kcwsGbU=";
 
-  buildInputs = lib.optional stdenv.hostPlatform.isDarwin libiconv;
-
   checkFlags = [
     # The following tests require empty CARGO_BUILD_TARGET env variable, but we
     # set it ever since https://github.com/NixOS/nixpkgs/pull/298108.