diff --git a/pkgs/development/python-modules/nocaselist/default.nix b/pkgs/development/python-modules/nocaselist/default.nix
index d5f886ab1a1e..fcad1844e2f6 100644
--- a/pkgs/development/python-modules/nocaselist/default.nix
+++ b/pkgs/development/python-modules/nocaselist/default.nix
@@ -1,7 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pytestCheckHook
+, pytest7CheckHook
 , pythonOlder
 , six
 }:
@@ -23,11 +23,7 @@ buildPythonPackage rec {
   ];
 
   nativeCheckInputs = [
-    pytestCheckHook
-  ];
-
-  pytestFlagsArray = [
-    "-W" "ignore::pytest.PytestRemovedIn8Warning"
+    pytest7CheckHook
   ];
 
   pythonImportsCheck = [