diff -ru pybind11-2.13.6/pyproject.toml pybind11-2.13.6_new/pyproject.toml
--- pybind11-2.13.6/pyproject.toml	2024-09-14 02:25:58.000000000 +0200
+++ pybind11-2.13.6_new/pyproject.toml	2025-04-30 13:40:03.912785944 +0200
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=42", "cmake>=3.18", "ninja"]
+requires = ["setuptools>=42"]
 build-backend = "setuptools.build_meta"