diff --git a/pyproject.toml b/pyproject.toml
index db4e8c5..656fcfa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,8 @@ name = "isic-challenge-scoring"
 description = "Submission scoring for the ISIC Challenge."
 readme = "README.md"
 requires-python = ">=3.13"
-license = { text = "Apache 2.0" }
+license = "Apache-2.0"
+license-files = ["LICENSE"]
 maintainers = [{ name = "ISIC Archive", email = "support@isic-archive.com" }]
 keywords = [
   "challenge",
@@ -17,7 +18,6 @@ keywords = [
 ]
 classifiers = [
   "Development Status :: 5 - Production/Stable",
-  "License :: OSI Approved :: Apache Software License",
   "Operating System :: OS Independent",
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",