diff --git a/pkgs/by-name/ko/koodousfinder/package.nix b/pkgs/by-name/ko/koodousfinder/package.nix
index 665925d9166c..e77602dcd0b2 100644
--- a/pkgs/by-name/ko/koodousfinder/package.nix
+++ b/pkgs/by-name/ko/koodousfinder/package.nix
@@ -21,12 +21,15 @@ python3.pkgs.buildPythonApplication rec {
     "keyring"
   ];
 
-  nativeBuildInputs = with python3.pkgs; [
+  build-system = with python3.pkgs; [
     poetry-core
+  ];
+
+  nativeBuildInputs = with python3.pkgs; [
     pythonRelaxDepsHook
   ];
 
-  propagatedBuildInputs = with python3.pkgs; [
+  dependencies = with python3.pkgs; [
     keyring
     requests
   ];