diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index 3d18ec7..0000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1,3 +0,0 @@
-include README.md
-include LICENSE.md
-include fatamorgana/VERSION
diff --git a/fatamorgana/LICENSE.md b/fatamorgana/LICENSE.md
new file mode 120000
index 0000000..7eabdb1
--- /dev/null
+++ b/fatamorgana/LICENSE.md
@@ -0,0 +1 @@
+../LICENSE.md
\ No newline at end of file
diff --git a/fatamorgana/README.md b/fatamorgana/README.md
new file mode 120000
index 0000000..32d46ee
--- /dev/null
+++ b/fatamorgana/README.md
@@ -0,0 +1 @@
+../README.md
\ No newline at end of file
diff --git a/fatamorgana/VERSION.py b/fatamorgana/VERSION.py
deleted file mode 100644
index 6dec00f..0000000
--- a/fatamorgana/VERSION.py
+++ /dev/null
@@ -1,4 +0,0 @@
-""" VERSION defintion. THIS FILE IS MANUALLY PARSED BY setup.py and REQUIRES A SPECIFIC FORMAT """
-__version__ = '''
-0.11
-'''.strip()
diff --git a/fatamorgana/__init__.py b/fatamorgana/__init__.py
index 4e414c1..e158cb7 100644
--- a/fatamorgana/__init__.py
+++ b/fatamorgana/__init__.py
@@ -15,7 +15,7 @@
   numpy to speed up reading/writing.
 
  Dependencies:
-    - Python 3.5 or later
+    - Python 3.8 or later
     - numpy (optional, faster but no additional functionality)
 
  To get started, try:
@@ -36,6 +36,5 @@ from .basic import (
 
 
 __author__ = 'Jan Petykiewicz'
-
-from .VERSION import __version__
+__version__ = '0.11'
 version = __version__
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..146471e
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,56 @@
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[project]
+name = "fatamorgana"
+description = "OASIS layout format parser and writer"
+readme = "README.md"
+license = { file = "LICENSE.md" }
+authors = [
+    { name="Jan Petykiewicz", email="jan@mpxd.net" },
+    ]
+homepage = "https://mpxd.net/code/jan/fatamorgana"
+repository = "https://mpxd.net/code/jan/fatamorgana"
+keywords = [
+    "OASIS",
+    "layout",
+    "design",
+    "CAD",
+    "EDA",
+    "oas",
+    "electronics",
+    "open",
+    "artwork",
+    "interchange",
+    "standard",
+    "mask",
+    "pattern",
+    "IC",
+    "geometry",
+    "geometric",
+    "polygon",
+    "gds",
+    ]
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Development Status :: 3 - Alpha",
+    "Environment :: Other Environment",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "Intended Audience :: Manufacturing",
+    "Intended Audience :: Science/Research",
+    "License :: OSI Approved :: GNU Affero General Public License v3",
+    "Topic :: Scientific/Engineering",
+    "Topic :: Scientific/Engineering :: Electronic Design Automation (EDA)",
+    ]
+requires-python = ">=3.8"
+dynamic = ["version"]
+dependencies = [
+    ]
+
+[tool.hatch.version]
+path = "fatamorgana/__init__.py"
+
+[project.optional-dependencies]
+numpy = ["numpy~=1.21"]
diff --git a/setup.py b/setup.py
deleted file mode 100644
index ab72d1a..0000000
--- a/setup.py
+++ /dev/null
@@ -1,63 +0,0 @@
-#!/usr/bin/env python3
-
-from setuptools import setup, find_packages
-
-
-with open('README.md', 'r') as f:
-    long_description = f.read()
-
-with open('fatamorgana/VERSION.py', 'rt') as f:
-    version = f.readlines()[2].strip()
-
-setup(name='fatamorgana',
-      version=version,
-      description='OASIS layout format parser and writer',
-      long_description=long_description,
-      long_description_content_type='text/markdown',
-      author='Jan Petykiewicz',
-      author_email='jan@mpxd.net',
-      url='https://mpxd.net/code/jan/fatamorgana',
-      packages=find_packages(),
-      package_data={
-          'fatamorgana': ['py.typed'],
-      },
-      install_requires=[
-            'typing',
-      ],
-      extras_require={
-          'numpy': ['numpy'],
-      },
-      classifiers=[
-            'Programming Language :: Python :: 3',
-            'Development Status :: 3 - Alpha',
-            'Environment :: Other Environment',
-            'Intended Audience :: Developers',
-            'Intended Audience :: Information Technology',
-            'Intended Audience :: Manufacturing',
-            'Intended Audience :: Science/Research',
-            'License :: OSI Approved :: GNU Affero General Public License v3',
-            'Topic :: Scientific/Engineering',
-            'Topic :: Scientific/Engineering :: Electronic Design Automation (EDA)',
-      ],
-      keywords=[
-          'OASIS',
-          'layout',
-          'design',
-          'CAD',
-          'EDA',
-          'oas',
-          'electronics',
-          'open',
-          'artwork',
-          'interchange',
-          'standard',
-          'mask',
-          'pattern',
-          'IC',
-          'geometry',
-          'geometric',
-          'polygon',
-          'gds',
-      ],
-      )
-