1 files changed, 2 insertions, 4 deletions
diff --git a/pkgs/development/python-modules/backports_abc/default.nix b/pkgs/development/python-modules/backports_abc/default.nix
index d67117613d7..684626c0780 100644
--- a/pkgs/development/python-modules/backports_abc/default.nix
+++ b/pkgs/development/python-modules/backports_abc/default.nix
@@ -1,7 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
+, unittestCheckHook
 }:
 
 buildPythonPackage rec {
@@ -13,9 +13,7 @@ buildPythonPackage rec {
     sha256 = "033be54514a03e255df75c5aee8f9e672f663f93abb723444caec8fe43437bde";
   };
 
-  checkPhase = ''
-    ${python.interpreter} -m unittest discover
-  '';
+  checkInputs = [ unittestCheckHook ];
 
   meta = {
     homepage = "https://github.com/cython/backports_abc";