Index: pyproject.toml
--- pyproject.toml.orig
+++ pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 requires = [
-    "Cython == 3.1.3",
+    "Cython >= 3.1.3",
     "setuptools >= 42.0.0",  # Supports license_files
 ]
 build-backend = "setuptools.build_meta"
