From 7eca9ef8d705cfb5680986e539be3af3b3579845 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Sat, 9 Aug 2025 13:33:55 +0200
Subject: [PATCH] python3Packages.rasterio: relax cython constraint

---
 pkgs/development/python-modules/rasterio/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/development/python-modules/rasterio/default.nix b/pkgs/development/python-modules/rasterio/default.nix
index 47ef8ed31560..9fc55c214146 100644
--- a/pkgs/development/python-modules/rasterio/default.nix
+++ b/pkgs/development/python-modules/rasterio/default.nix
@@ -45,6 +45,11 @@ buildPythonPackage rec {
     hash = "sha256-InejYBRa4i0E2GxEWbtBpaErtcoYrhtypAlRtMlUoDk=";
   };
 
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace-fail "cython~=3.0.2" cython
+  '';
+
   nativeBuildInputs = [
     cython
     gdal