diff --git a/pkgs/by-name/cu/cups-printers/package.nix b/pkgs/by-name/cu/cups-printers/package.nix
index 9b5e336316e0..50af156ff668 100644
--- a/pkgs/by-name/cu/cups-printers/package.nix
+++ b/pkgs/by-name/cu/cups-printers/package.nix
@@ -1,6 +1,7 @@
-{ lib
-, fetchFromGitHub
-, python3
+{
+  lib,
+  fetchFromGitHub,
+  python3,
 }:
 
 python3.pkgs.buildPythonApplication rec {
@@ -16,26 +17,27 @@ python3.pkgs.buildPythonApplication rec {
   };
 
   pythonRelaxDeps = [
+    "typer"
     "validators"
   ];
 
-  nativeBuildInputs = with python3.pkgs; [
-    poetry-core
-    pythonRelaxDepsHook
-  ];
+  build-system = with python3.pkgs; [ poetry-core ];
 
-  propagatedBuildInputs = with python3.pkgs; [
-    pycups
-    typer
-    validators
-  ] ++ typer.optional-dependencies.all;
+  nativeBuildInputs = with python3.pkgs; [ pythonRelaxDepsHook ];
+
+  dependencies =
+    with python3.pkgs;
+    [
+      pycups
+      typer
+      validators
+    ]
+    ++ typer.optional-dependencies.all;
 
   # Project has no tests
   doCheck = false;
 
-  pythonImportsCheck = [
-    "cups_printers"
-  ];
+  pythonImportsCheck = [ "cups_printers" ];
 
   meta = with lib; {
     description = "Tool for interacting with a CUPS server";