diff --git a/justfile b/justfile
index c5740d162..e22d38a3d 100644
--- a/justfile
+++ b/justfile
@@ -1,4 +1,4 @@
-version := `python3 -c "from configparser import ConfigParser; p = ConfigParser(); p.read('setup.cfg'); print(p['metadata']['version'])"`
+version := `python3 -c "import pathlib, re; print(re.findall('version = \"(.*)\"', pathlib.Path('pyproject.toml').read_text())[0])"`
 
 default:
 	@echo "\"just publish\"?"
diff --git a/pyproject.toml b/pyproject.toml
index cb99ded5b..ce4087dae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,18 +1,18 @@
+[build-system]
+requires = ["setuptools >=61"]
+build-backend = "setuptools.build_meta"
+
 [project]
 name = "meshio"
-version = "5.0.0"
+version = "5.3.4"
 description = "I/O for many mesh formats"
 readme = "README.md"
-requires-python = ">=3.7"
-license = {file = "LICENSE.txt"}
+license = {text = "MIT"}
 keywords = ["mesh", "file formats", "scientific", "engineering", "fem", "finite elements"]
 authors = [
-  {email = "nico.schloemer@gmail.com"},
-  {name = "Nico Schlömer"}
+  {name = "Nico Schlömer"}, {email = "nico.schloemer@gmail.com"},
 ]
 classifiers = [
-  "Development Status :: 4 - Beta",
-  "Programming Language :: Python",
   "Development Status :: 5 - Production/Stable",
   "Intended Audience :: Science/Research",
   "License :: OSI Approved :: MIT License",
@@ -22,32 +22,33 @@ classifiers = [
   "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
+  "Programming Language :: Python :: 3.10",
   "Topic :: Scientific/Engineering",
-  "Topic :: Utilities"
+  "Topic :: Utilities",
 ]
+requires-python = ">=3.7"
 dependencies = [
   "importlib_metadata; python_version<'3.8'",
-  "numpy>=1.20.0"
+  "numpy>=1.20.0",
+  "rich",
 ]
 
 [project.optional-dependencies]
 all = [
     "netCDF4",
-    "h5py"  # CGNS, H5M, MED, XDMF formats
+    "h5py",  # CGNS, H5M, MED, XDMF formats
 ]
 
 [project.urls]
-homepage = "https://github.com/nschloe/meshio"
-code = "https://github.com/nschloe/meshio"
-issues = "https://github.com/nschloe/meshio/issues"
-funding = "https://github.com/sponsors/nschloe"
+Code = "https://github.com/nschloe/meshio"
+Issues = "https://github.com/nschloe/meshio/issues"
+Funding = "https://github.com/sponsors/nschloe"
+
+[tool.setuptools.packages.find]
+where = ["src"]
 
 [project.entry-points.console_scripts]
 meshio = "meshio._cli:main"
 
-[build-system]
-requires = ["setuptools>=42", "wheel"]
-build-backend = "setuptools.build_meta"
-
 [tool.isort]
 profile = "black"
diff --git a/setup.cfg b/setup.cfg
index 4f69fbe07..2015a1b58 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,60 +1,3 @@
-[metadata]
-name = meshio
-version = 5.3.4
-author = Nico Schlömer et al.
-author_email = nico.schloemer@gmail.com
-description = I/O for many mesh formats
-url = https://github.com/nschloe/meshio
-project_urls =
-    Code=https://github.com/nschloe/meshio
-    Issues=https://github.com/nschloe/meshio/issues
-    Funding=https://github.com/sponsors/nschloe
-long_description = file: README.md
-long_description_content_type = text/markdown
-license = MIT
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Intended Audience :: Science/Research
-    License :: OSI Approved :: MIT License
-    Operating System :: OS Independent
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.7
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
-    Topic :: Scientific/Engineering
-    Topic :: Utilities
-keywords =
-    mesh
-    file formats
-    scientific
-    engineering
-    fem
-    finite elements
-
-[options]
-package_dir =
-    =src
-packages = find:
-install_requires =
-    importlib_metadata;python_version<"3.8"
-    numpy
-    rich
-python_requires = >=3.7
-
-[options.packages.find]
-where=src
-
-[options.extras_require]
-all =
-    netCDF4
-    h5py  # CGNS, H5M, MED, XDMF formats
-
-[options.entry_points]
-console_scripts =
-    meshio = meshio._cli:main
-
 [options.data_files]
 share/paraview-5.9/plugins =
     tools/paraview-meshio-plugin.py