--- pyproject.toml.orig	2024-02-23 05:43:44 UTC
+++ pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires=['setuptools>=60.0', 'numpy>=1.24.2', 'scipy>=1.11.4', 'cykhash>=2.0,<3.0', 'Cython~=3.0', 'scikit-learn>=1.2.1', 'hmmlearn>=0.3']
+requires=['setuptools>=60.0', 'numpy>=1.24.2', 'scipy>=1.11.1', 'cykhash>=2.0,<3.0', 'Cython>=0', 'scikit-learn>=1.2.1', 'hmmlearn>=0.3']