diff --git a/pkgs/development/tools/rust/rustup/default.nix b/pkgs/development/tools/rust/rustup/default.nix
index 9d7a1dc047e8..d18d1a0ec37b 100644
--- a/pkgs/development/tools/rust/rustup/default.nix
+++ b/pkgs/development/tools/rust/rustup/default.nix
@@ -10,6 +10,8 @@
 , zlib
 , Security
 , CoreServices
+, libiconv
+, xz
 }:
 
 let
@@ -36,7 +38,7 @@ rustPlatform.buildRustPackage rec {
   buildInputs = [
     curl
     zlib
-  ] ++ lib.optionals stdenv.isDarwin [ CoreServices Security ];
+  ] ++ lib.optionals stdenv.isDarwin [ CoreServices Security libiconv xz ];
 
   cargoBuildFlags = [ "--features no-self-update" ];