diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..26225f5
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,76 @@
+[build-system]
+requires = ["setuptools", "wheel"]
+
+[project]
+name = "markdown-customblocks"
+version = "1.4.1"
+description='Python Markdown extension to add custom parametrizable and nestable blocks'
+authors = [
+    { name="David García Garzón", email="voki@canvoki.net" },
+]
+readme = "README.md"
+requires-python = ">=3.8"
+license = { file="LICENSE"}
+keywords=["markdown","extension","customblocks","admonitions","container","figure","map","youtube","vimeo","twitter","facebook","instagram","verkami","goteo","mastodon","wikipedia","peertube"]
+
+classifiers = [
+	'Development Status :: 5 - Production/Stable',
+	'Environment :: Console',
+	'Intended Audience :: Developers',
+	'Intended Audience :: Science/Research',
+	'Intended Audience :: Other Audience',
+	'License :: OSI Approved :: GNU Affero General Public License v3 or later (AGPLv3+)',
+	'Operating System :: OS Independent',
+	'Programming Language :: Python :: 3',
+	'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 :: Internet :: WWW/HTTP :: Dynamic Content',
+	'Topic :: Software Development :: Libraries :: Python Modules',
+	'Topic :: Text Processing :: Filters',
+	'Topic :: Text Processing :: Markup :: HTML',
+]
+dependencies = [
+    'numpy',
+]
+
+[project.optional-dependencies]
+test = [
+	'markdown',
+	'yamlns>=0.11', # supports assertNsContains
+	'beautifulsoup4',
+	'decorator',
+	'geocoder', # map
+	'pytest', # testing
+	'pytest-cov<4', # testing
+	'responses', # testing
+	#'mkdocs', # docs
+	#'mkdocs-material', # docs
+	'urllib3<2', # conflicts with requests
+	'python-magic', # figure embed
+	'pillow',
+]
+examples = [
+    'PyAudio',
+]
+
+[project.urls]
+Homepage = "https://vokimon.github.io/markdown-customblocks"
+Documentation = "https://readthedocs.org"
+Repository = "https://github.com/vokimon/markdown-customblocks"
+Changelog = "https://github.com/vokimon/markdown-customblocks/blob/master/CHANGES.md"
+
+[tool.setuptools.packages]
+find = {}
+
+[tool.coverage.run]
+relative_files = true
+branch = true
+omit = ["**/*test.py"]
+
+[tool.pytest.ini_options]
+addopts = "--cov=customblocks"
+
+
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 864a480..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,9 +0,0 @@
-[coverage:run]
-relative_files = True
-branch = True
-omit =  
-        **/*test.py
-
-[tool:pytest]
-addopts: --cov=customblocks
-
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 57fe49f..0000000
--- a/setup.py
+++ /dev/null
@@ -1,87 +0,0 @@
-from setuptools import setup, find_packages
-with open('README.md') as readme:
-    long_description = readme.read()
-
-setup(
-    name='markdown-customblocks',
-    version='1.4.1',
-    keywords='markdown extension customblocks admonitions container figure map youtube vimeo twitter facebook instagram verkami goteo mastodon wikipedia peertube',
-    description='Python Markdown extension to add custom parametrizable and nestable blocks',
-    long_description=long_description,
-    long_description_content_type='text/markdown',
-    author='David García Garzón',
-    author_email='voki@canvoki.net',
-    python_requires='>=3.8',
-    url='https://vokimon.github.io/markdown-customblocks',
-    packages=find_packages(exclude=['test*']),
-    entry_points={
-        'markdown.extensions': [
-            'customblocks = customblocks:CustomBlocksExtension',
-        ],
-        'markdown.customblocks.generators': [
-            'attention = customblocks.generators:admonition',
-            'caution = customblocks.generators:admonition',
-            'danger = customblocks.generators:admonition',
-            'error = customblocks.generators:admonition',
-            'hint = customblocks.generators:admonition',
-            'important = customblocks.generators:admonition',
-            'note = customblocks.generators:admonition',
-            'tip = customblocks.generators:admonition',
-            'warning = customblocks.generators:admonition',
-            'youtube = customblocks.generators:youtube',
-            'peertube = customblocks.generators:peertube',
-            'vimeo = customblocks.generators:vimeo',
-            'verkami = customblocks.generators:verkami',
-            'goteo = customblocks.generators:goteo',
-            'mastodon = customblocks.generators:mastodon',
-            'twitter = customblocks.generators:twitter',
-            'facebook = customblocks.generators:facebook',
-            'instagram = customblocks.generators:instagram',
-            'map = customblocks.generators:map',
-            'linkcard = customblocks.generators:linkcard',
-            'figure = customblocks.generators:figure',
-            'wikipedia = customblocks.generators:wikipedia',
-        ],
-    },
-    install_requires=[
-        'markdown',
-        'yamlns>=0.11', # supports assertNsContains
-        'beautifulsoup4',
-        'decorator',
-        'geocoder', # map
-        'pytest', # testing
-        'pytest-cov<4', # testing
-        'responses', # testing
-        #'mkdocs', # docs
-        #'mkdocs-material', # docs
-        'urllib3<2', # conflicts with requests
-        'python-magic', # figure embed
-        'pillow',
-    ],
-    test_suite='customblocks',
-    classifiers=[
-        'Development Status :: 5 - Production/Stable',
-        'Environment :: Console',
-        'Intended Audience :: Developers',
-        'Intended Audience :: Science/Research',
-        'Intended Audience :: Other Audience',
-        'License :: OSI Approved :: GNU Affero General Public License v3 or later (AGPLv3+)',
-        'Operating System :: OS Independent',
-        'Programming Language :: Python :: 3',
-        '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 :: Internet :: WWW/HTTP :: Dynamic Content',
-        'Topic :: Software Development :: Libraries :: Python Modules',
-        'Topic :: Text Processing :: Filters',
-        'Topic :: Text Processing :: Markup :: HTML',
-    ],
-    project_urls={
-        "Documentation": 'https://vokimon.github.io/markdown-customblocks',
-        "Code": 'https://github.com/vokimon/markdown-customblocks',
-    },
-)
-
-# vim: et ts=4 sw=4