diff --git a/pyproject.toml b/pyproject.toml
index 3d3b4f4..2945632 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,12 +5,76 @@ requires = [
 ]
 build-backend = "setuptools.build_meta"
 
+[project]
+name = "tiffslide"
+description = "tifffile-based drop-in replacement for openslide-python"
+license.file = "LICENSE"
+authors = [
+  {name = "Andreas Poehlmann", email = "andreas.poehlmann@bayer.com"},
+]
+classifiers = [
+  "Development Status :: 3 - Alpha",
+  "Intended Audience :: Science/Research",
+  "License :: OSI Approved :: BSD License",
+  "Programming Language :: Python",
+  "Programming Language :: Python :: 3 :: Only",
+  "Programming Language :: Python :: 3.8",
+  "Programming Language :: Python :: 3.9",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Topic :: Scientific/Engineering",
+  "Topic :: Scientific/Engineering :: Information Analysis",
+  "Topic :: Scientific/Engineering :: Bio-Informatics",
+  "Topic :: Utilities",
+  "Operating System :: Microsoft :: Windows",
+  "Operating System :: POSIX",
+  "Operating System :: Unix",
+  "Operating System :: MacOS",
+]
+requires-python = ">=3.8"
+dependencies = [
+  "imagecodecs",
+  "fsspec!=2022.11.0,!=2023.1.0",
+  "pillow",
+  "tifffile>=2021.6.14",
+  "zarr>=2.11.0",
+  "typing_extensions>=4.0",
+]
+dynamic = ["version"]
+
+[project.readme]
+file = "README.md"
+content-type = "text/markdown"
+
+[project.urls]
+Homepage = "https://github.com/bayer-science-for-a-better-life/tiffslide"
+Download = "https://github.com/bayer-science-for-a-better-life/tiffslide"
+
+[project.optional-dependencies]
+dev = [
+  "pre-commit",
+  "black",
+  "pytest>=6",
+  "pytest-benchmark",
+  "pytest-cov",
+  "mypy",
+]
+
+[tool.setuptools]
+include-package-data = false
+
+[tool.setuptools.packages.find]
+exclude = ["tests/*"]
+namespaces = false
+
+[tool.setuptools.package-data]
+tiffslide = ["py.typed"]
 
 [tool.setuptools_scm]
 write_to = "tiffslide/_version.py"
 version_scheme = "post-release"
 
-
 [tool.pytest.ini_options]
 addopts = [
   "-v",
@@ -39,3 +103,46 @@ exclude_lines = [
   "if MYPY:",
   "^\\s+[.][.][.]$",
 ]
+
+[tool.mypy]
+python_version = "3.8"
+check_untyped_defs = true
+disallow_any_generics = true
+disallow_incomplete_defs = true
+disallow_untyped_defs = true
+namespace_packages = true
+no_implicit_optional = true
+warn_redundant_casts = true
+warn_return_any = true
+warn_unused_configs = true
+warn_unused_ignores = false
+plugins = ["numpy.typing.mypy_plugin"]
+
+[[tool.mypy.overrides]]
+module = ["tiffslide.tests.*"]
+disallow_untyped_defs = false
+disallow_incomplete_defs = false
+
+[[tool.mypy.overrides]]
+module = ["PIL.*"]
+ignore_missing_imports = true
+
+[[tool.mypy.overrides]]
+module = ["fsspec.*"]
+ignore_missing_imports = true
+
+[[tool.mypy.overrides]]
+module = ["tifffile.*"]
+ignore_missing_imports = true
+
+[[tool.mypy.overrides]]
+module = ["openslide.*"]
+ignore_missing_imports = true
+
+[[tool.mypy.overrides]]
+module = ["zarr.*"]
+ignore_missing_imports = true
+
+[[tool.mypy.overrides]]
+module = ["imagecodecs.*"]
+ignore_missing_imports = true
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 3d2fded..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,98 +0,0 @@
-[metadata]
-name = tiffslide
-url = https://github.com/bayer-science-for-a-better-life/tiffslide
-download_url = https://github.com/bayer-science-for-a-better-life/tiffslide
-license = BSD
-license_file = LICENSE
-description = tifffile-based drop-in replacement for openslide-python
-long_description = file: README.md
-long_description_content_type = text/markdown
-author = Andreas Poehlmann
-author_email = andreas.poehlmann@bayer.com
-classifiers =
-    Development Status :: 3 - Alpha
-    Intended Audience :: Science/Research
-    License :: OSI Approved :: BSD License
-    Programming Language :: Python
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-    Topic :: Scientific/Engineering
-    Topic :: Scientific/Engineering :: Information Analysis
-    Topic :: Scientific/Engineering :: Bio-Informatics
-    Topic :: Utilities
-    Operating System :: Microsoft :: Windows
-    Operating System :: POSIX
-    Operating System :: Unix
-    Operating System :: MacOS
-
-
-[options]
-packages = find:
-python_requires = >=3.8
-install_requires =
-    imagecodecs
-    fsspec!=2022.11.0,!=2023.1.0
-    pillow
-    tifffile>=2021.6.14
-    zarr>=2.11.0
-    typing_extensions>=4.0
-
-
-[options.packages.find]
-exclude =
-    tests/*
-
-[options.package_data]
-tiffslide =
-    py.typed
-
-[options.extras_require]
-dev =
-    pre-commit
-    black
-    pytest>=6
-    pytest-benchmark
-    pytest-cov
-    mypy
-
-
-[mypy]
-python_version = 3.8
-check_untyped_defs = true
-disallow_any_generics = true
-disallow_incomplete_defs = true
-disallow_untyped_defs = true
-namespace_packages = true
-no_implicit_optional = true
-warn_redundant_casts = true
-warn_return_any = true
-warn_unused_configs = true
-warn_unused_ignores = false
-plugins =
-    numpy.typing.mypy_plugin
-
-[mypy-tiffslide.tests.*]
-disallow_untyped_defs = false
-disallow_incomplete_defs = false
-
-[mypy-PIL.*]
-ignore_missing_imports = true
-
-[mypy-fsspec.*]
-ignore_missing_imports = true
-
-[mypy-tifffile.*]
-ignore_missing_imports = true
-
-[mypy-openslide.*]
-ignore_missing_imports = true
-
-[mypy-zarr.*]
-ignore_missing_imports = true
-
-[mypy-imagecodecs.*]
-ignore_missing_imports = true