diff --git a/pkgs/development/python-modules/gibberish-detector/default.nix b/pkgs/development/python-modules/gibberish-detector/default.nix
index 9b432d32c042..6a0bf85180c2 100644
--- a/pkgs/development/python-modules/gibberish-detector/default.nix
+++ b/pkgs/development/python-modules/gibberish-detector/default.nix
@@ -3,20 +3,25 @@
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
+  setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "gibberish-detector";
   version = "0.1.1";
-  format = "setuptools";
+  pyproject = true;
+
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "domanchi";
     repo = "gibberish-detector";
-    rev = "v${version}";
+    rev = "v${finalAttrs.version}";
     sha256 = "1si0fkpnk9vjkwl31sq5jkyv3rz8a5f2nh3xq7591j9wv2b6dn0b";
   };
 
+  build-system = [ setuptools ];
+
   nativeCheckInputs = [ pytestCheckHook ];
 
   pythonImportsCheck = [ "gibberish_detector" ];
@@ -28,4 +33,4 @@ buildPythonPackage rec {
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})