diff --git a/pkgs/development/python-modules/pysigma-pipeline-sysmon/default.nix b/pkgs/development/python-modules/pysigma-pipeline-sysmon/default.nix
index a6307f04e669..2e779a3eb19b 100644
--- a/pkgs/development/python-modules/pysigma-pipeline-sysmon/default.nix
+++ b/pkgs/development/python-modules/pysigma-pipeline-sysmon/default.nix
@@ -5,7 +5,6 @@
   poetry-core,
   pysigma,
   pytestCheckHook,
-  pythonOlder,
 }:
 
 buildPythonPackage rec {
@@ -13,8 +12,6 @@ buildPythonPackage rec {
   version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.8";
-
   src = fetchFromGitHub {
     owner = "SigmaHQ";
     repo = "pySigma-pipeline-sysmon";
@@ -22,9 +19,9 @@ buildPythonPackage rec {
     hash = "sha256-W0KNsawcJ1XmQ2Tmh+aD8EUL2LenCQUEUgx9shQhRDQ=";
   };
 
-  nativeBuildInputs = [ poetry-core ];
+  build-system = [ poetry-core ];
 
-  propagatedBuildInputs = [ pysigma ];
+  dependencies = [ pysigma ];
 
   nativeCheckInputs = [ pytestCheckHook ];
 
@@ -33,8 +30,8 @@ buildPythonPackage rec {
   meta = {
     description = "Library to support Sysmon pipeline for pySigma";
     homepage = "https://github.com/SigmaHQ/pySigma-pipeline-sysmon";
-    changelog = "https://github.com/SigmaHQ/pySigma-pipeline-sysmon/releases/tag/v${version}";
-    license = with lib.licenses; [ lgpl21Only ];
+    changelog = "https://github.com/SigmaHQ/pySigma-pipeline-sysmon/releases/tag/${src.tag}";
+    license = lib.licenses.lgpl21Only;
     maintainers = with lib.maintainers; [ fab ];
   };
 }