diff --git a/pkgs/development/python-modules/retrying/default.nix b/pkgs/development/python-modules/retrying/default.nix
index ebef0e8ee677..6339e060e364 100644
--- a/pkgs/development/python-modules/retrying/default.nix
+++ b/pkgs/development/python-modules/retrying/default.nix
@@ -2,23 +2,26 @@
   lib,
   buildPythonPackage,
   fetchPypi,
+  setuptools,
   six,
   pythonOlder,
 }:
 
 buildPythonPackage rec {
   pname = "retrying";
-  version = "1.4.1";
-  format = "setuptools";
+  version = "1.4.2";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-TSBuDtKv9e8vPNhnq7lRHp6PMRJ8Wsog8dUkbkdpA7A=";
+    hash = "sha256-0QLnXVPY0wuIVi1FNh1sbJNNoG+rMb2BwEIKy5eoujk=";
   };
 
-  propagatedBuildInputs = [ six ];
+  build-system = [ setuptools ];
+
+  dependencies = [ six ];
 
   # doesn't ship tests in tarball
   doCheck = false;