diff --git a/pyproject.toml b/pyproject.toml
index b6ebc0b..28bd788 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=42", "wheel", "setuptools_scm[toml]>=3.4.1"]
+requires = ["setuptools>=56", "wheel", "setuptools_scm[toml]>=3.4.1"]
 build-backend = "setuptools.build_meta"
 
 [tool.black]
diff --git a/setup.cfg b/setup.cfg
index e768c6b..53387b6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,4 @@
 [metadata]
-license_files =
-	LICENSE
 name = skeleton
 author = Jason R. Coombs
 author_email = jaraco@jaraco.com