--- pyproject.toml.orig	2022-02-11 12:33:54.000000000 -0500
+++ pyproject.toml	2022-02-11 12:33:59.000000000 -0500
@@ -2,7 +2,5 @@
 requires = ["setuptools",
             "setuptools_scm",
             "wheel",
-            "cython==0.29.22",
-            "oldest-supported-numpy",
             "extension-helpers"]
 build-backend = 'setuptools.build_meta'