diff --git a/pkgs/development/python-modules/base2048/default.nix b/pkgs/development/python-modules/base2048/default.nix
index 889ef9f81f17..8d75bd93e336 100644
--- a/pkgs/development/python-modules/base2048/default.nix
+++ b/pkgs/development/python-modules/base2048/default.nix
@@ -1,8 +1,10 @@
 { lib
+, stdenv
 , buildPythonPackage
 , cargo
 , fetchFromGitHub
 , frelatage
+, libiconv
 , maturin
 , pytestCheckHook
 , pythonOlder
@@ -39,6 +41,10 @@ buildPythonPackage rec {
     rustc
   ];
 
+  buildInputs = lib.optionals stdenv.isDarwin [
+    libiconv
+  ];
+
   passthru.optional-dependencies = {
     fuzz = [
       frelatage