--- pyproject.toml.orig	2025-09-23 19:56:57 UTC
+++ pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=80", "setuptools-scm>=8"]
+requires = ["setuptools>=61", "setuptools-scm>=8"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -7,7 +7,7 @@ readme = "README.md"
 dynamic = ["version"]
 description = "Script to normalize the XML and other data inside of a UFO."
 readme = "README.md"
-license-files = ["LICENSE.txt"]
+license = {file = "LICENSE.txt"}
 requires-python = ">=3.6"
 authors = [{ name = "Tal Leming", email = "tal@typesupply.com" }]
 classifiers = [