--- pyproject.toml.orig	2024-09-22 16:34:49 UTC
+++ pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 # setuptools >= 74.1.0 required to build C extensions via pyproject.toml
-requires = ["setuptools >= 74.1.0", "wheel"]
+requires = ["setuptools >= 61.0.0", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -71,9 +71,6 @@ include-package-data = true
 
 [tool.setuptools]
 include-package-data = true
-ext-modules = [
-  {name = "mmh3", sources = ["./src/mmh3/mmh3module.c", "./src/mmh3/murmurhash3.c"]}
-]
 
 [tool.setuptools.package-data]
 mmh3 = ["*.h"]