diff --git a/pkgs/development/python-modules/pydeako/default.nix b/pkgs/development/python-modules/pydeako/default.nix
index 8b8f632e0b7c..cde338ad4377 100644
--- a/pkgs/development/python-modules/pydeako/default.nix
+++ b/pkgs/development/python-modules/pydeako/default.nix
@@ -4,7 +4,7 @@
   fetchFromGitHub,
   mock,
   pytest-asyncio,
-  pytestCheckHook,
+  pytest9_0CheckHook,
   setuptools,
   zeroconf,
 }:
@@ -31,7 +31,7 @@ buildPythonPackage rec {
   nativeCheckInputs = [
     mock
     pytest-asyncio
-    pytestCheckHook
+    pytest9_0CheckHook
   ];
 
   pythonImportsCheck = [ "pydeako" ];