set minimum versions

pyproject.toml

@@ -15,15 +15,28 @@ dependencies = [
     "pycryptodomex>=3.6.2",
     "lxml",
 ]
-dynamic = ["version"]
-
+classifiers = [
+    "Topic :: Security",
+    "Topic :: Software Development :: Libraries",
+    "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
+    "Programming Language :: Python :: 3.6",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+]
 
 [project.urls]
 Homepage = "https://github.com/libkeepass/pykeepass"
-
-[tool.setuptools.dynamic]
-version = {attr = "pykeepass.version.__version__"}
+Repository = "https://github.com/libkeepass/pykeepass"
+Issues = "https://github.com/libkeepass/pykeepass/issues"
+Changelog = "https://github.com/libkeepass/pykeepass/blob/master/CHANGELOG.rst"
 
 [tool.setuptools]
 packages = ["pykeepass"]
 include-package-data = true
+
+[build-system]
+requires = ["setuptools>=59.0.0"]
+build-backend = 'setuptools.build_meta'