diff --git a/pkgs/development/python-modules/calysto-scheme/default.nix b/pkgs/development/python-modules/calysto-scheme/default.nix
index a61c2ec18ff2..8a4d100cd414 100644
--- a/pkgs/development/python-modules/calysto-scheme/default.nix
+++ b/pkgs/development/python-modules/calysto-scheme/default.nix
@@ -1,9 +1,12 @@
 { lib
-, python3
+, buildPythonPackage
 , fetchFromGitHub
+, metakernel
+, pytestCheckHook
+, yasi
 }:
 
-python3.pkgs.buildPythonPackage rec {
+buildPythonPackage rec {
   pname = "calysto-scheme";
   version = "1.4.7";
   format = "setuptools";
@@ -15,11 +18,15 @@ python3.pkgs.buildPythonPackage rec {
     hash = "sha256-5InImTbucggjf/tl8K31ZtLrwu5hqvggl7sYb0eqIEg=";
   };
 
-  propagatedBuildInputs = with python3.pkgs; [
+  propagatedBuildInputs = [
     yasi
     metakernel
   ];
 
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
   pythonImportsCheck = [ "calysto_scheme" ];
 
   meta = with lib; {