diff --git a/pkgs/development/python-modules/jsonformatter/default.nix b/pkgs/development/python-modules/jsonformatter/default.nix
index a8af9de60a87..9520d08100ca 100644
--- a/pkgs/development/python-modules/jsonformatter/default.nix
+++ b/pkgs/development/python-modules/jsonformatter/default.nix
@@ -1,7 +1,8 @@
 {
   lib,
-  fetchFromGitHub,
   buildPythonPackage,
+  fetchFromGitHub,
+  pytestCheckHook,
   setuptools,
 }:
 
@@ -19,6 +20,8 @@ buildPythonPackage rec {
 
   build-system = [ setuptools ];
 
+  nativeCheckInputs = [ pytestCheckHook ];
+
   pythonImportsCheck = [ "jsonformatter" ];
 
   meta = with lib; {