diff --git a/pkgs/development/python-modules/pythonfinder/default.nix b/pkgs/development/python-modules/pythonfinder/default.nix
index 615b2fc3379b..9fcec324a51c 100644
--- a/pkgs/development/python-modules/pythonfinder/default.nix
+++ b/pkgs/development/python-modules/pythonfinder/default.nix
@@ -1,14 +1,12 @@
 {
   lib,
   buildPythonPackage,
-  cached-property,
   click,
   fetchFromGitHub,
   packaging,
   pytest-cov-stub,
   pytest-timeout,
   pytestCheckHook,
-  pythonOlder,
   setuptools,
 }:
 
@@ -26,7 +24,7 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ setuptools ];
 
-  propagatedBuildInputs = [ packaging ] ++ lib.optionals (pythonOlder "3.8") [ cached-property ];
+  propagatedBuildInputs = [ packaging ];
 
   optional-dependencies = {
     cli = [ click ];