--- zope_testrunner-8.1/pyproject.toml.orig
+++ zope_testrunner-8.1/pyproject.toml
@@ -4,7 +4,7 @@
 
 [build-system]
 requires = [
-    "setuptools == 75.8.2",
+    "setuptools",
     "wheel",
 ]
 build-backend = "setuptools.build_meta"