diff --git a/pyproject.toml b/pyproject.toml
index 9e5edffe..7268f73f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,6 @@ classifiers = [
     "Environment :: Console",
     "Intended Audience :: Developers",
     "Intended Audience :: Science/Research",
-    "License :: OSI Approved :: BSD License",
     "Natural Language :: English",
     "Operating System :: POSIX :: Linux",
     "Programming Language :: Python :: 3",
@@ -40,7 +39,8 @@ dependencies = [
     "numpy>=2",
 ]
 description = "A pure python HDF5 reader"
-license = {text = "BSD License, Version 3-Clause"}
+license = "BSD-3-Clause"
+license-files = ["LICENSE.txt"]
 name = "pyfive"
 requires-python = ">=3.10"
 
@@ -85,10 +85,7 @@ Code = "https://github.com/jjhelmus/pyfive"
 Issues = "https://github.com/jjhelmus/pyfive/issues"
 
 [tool.setuptools]
-include-package-data = true
-license-files = ["LICENSE"]
 packages = ["pyfive"]
-zip-safe = false  # possibly yes
 
 [tool.setuptools.dynamic]
 readme = {file = "README.md", content-type = "text/markdown"}