diff --git a/pyproject.toml b/pyproject.toml
index 0a397b17f3..c30a272b5b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,8 +2,9 @@
 requires = [
     "setuptools>=42",
     "wheel",
-    "cython>=0.29; platform_system != 'Windows'",
-    "cython>=0.29,<3; platform_system == 'Windows'",
+#    "cython>=0.29; platform_system != 'Windows'",
+#    "cython>=0.29,<3; platform_system == 'Windows'",
+    "cython>=3",
 ]
 
 [tool.cibuildwheel]