diff --git a/pkgs/development/python-modules/python-mapnik/default.nix b/pkgs/development/python-modules/python-mapnik/default.nix
index 5a37c6cc8d32..8c5874ea7f19 100644
--- a/pkgs/development/python-modules/python-mapnik/default.nix
+++ b/pkgs/development/python-modules/python-mapnik/default.nix
@@ -5,6 +5,7 @@
   replaceVars,
   isPyPy,
   python,
+  stdenv,
   setuptools,
   pillow,
   pycairo,
@@ -27,7 +28,7 @@
   pybind11,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage {
   pname = "python-mapnik";
   version = "4.1.3.unstable-2025-09-25";
   pyproject = true;
@@ -49,8 +50,6 @@ buildPythonPackage rec {
     })
   ];
 
-  stdenv = python.stdenv;
-
   build-system = [ setuptools ];
 
   nativeBuildInputs = [