--- pyproject.toml.orig	2023-09-22 06:56:11 UTC
+++ pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=61.0.0", "wheel", "cython>=3"]
+requires = ["setuptools>=61.0.0", "wheel", "cython>=0.28.4"]
 build-backend = "setuptools.build_meta"
 
 [project]