diff --git a/pkgs/development/python-modules/exrex/default.nix b/pkgs/development/python-modules/exrex/default.nix
index 2ef58acc9093..fd7982ee778c 100644
--- a/pkgs/development/python-modules/exrex/default.nix
+++ b/pkgs/development/python-modules/exrex/default.nix
@@ -2,12 +2,13 @@
 , buildPythonPackage
 , fetchFromGitHub
 , pythonOlder
+, setuptools
 }:
 
 buildPythonPackage rec {
   pname = "exrex";
   version = "0.11.0";
-  format = "setuptools";
+  pyproject = true;
 
   disabled = pythonOlder "3.8";
 
@@ -24,6 +25,12 @@ buildPythonPackage rec {
       --replace "version=about['__version__']," "version='${version}',"
   '';
 
+  nativeBuildInputs = [
+    setuptools
+  ];
+
+  dontWrapPythonPrograms = true;
+
   # Projec thas no released tests
   doCheck = false;