diff --git a/.gitea/workflows/publish.yml b/.gitea/workflows/publish.yml
index 2ba70a5..28c1029 100644
--- a/.gitea/workflows/publish.yml
+++ b/.gitea/workflows/publish.yml
@@ -81,7 +81,6 @@ jobs:
           import json
           import os
           import re
-          import tomllib
 
           OWNER = 'tryton-do'
           PACKAGE_TYPE = 'pypi'
@@ -98,8 +97,7 @@ jobs:
           series = os.environ['PACKAGE_SERIES']
           major, minor = map(int, series.split('.'))
 
-          pyproject = tomllib.loads(Path('pyproject.toml').read_text())
-          package_name = pyproject['project']['name']
+          package_name = 'unpaismejor_account_debit_note'
           normalized_name = normalize(package_name)
 
           username = os.environ['TWINE_USERNAME']
diff --git a/pyproject.toml b/pyproject.toml
deleted file mode 100644
index 7a3228b..0000000
--- a/pyproject.toml
+++ /dev/null
@@ -1,56 +0,0 @@
-[build-system]
-requires = ['hatchling >= 1', 'hatch-tryton']
-build-backend = 'hatchling.build'
-
-[project]
-name = 'unpaismejor_account_debit_note'
-dynamic = ['version', 'dependencies', 'optional-dependencies', 'authors', 'readme']
-requires-python = '>=3.8'
-maintainers = [
-    {name = "Fundación Un País Mejor"},
-    ]
-description = "Debit notes for Tryton invoices"
-license = 'GPL-3.0-or-later'
-license-files = ["LICENSE", "COPYRIGHT"]
-keywords = ["tryton", "accounting", "invoice", "debit-note"]
-classifiers = [
-    "Development Status :: 5 - Production/Stable",
-    "Environment :: Plugins",
-    "Framework :: Tryton",
-    "Topic :: Office/Business",
-    "Topic :: Office/Business :: Financial :: Accounting",
-    "Topic :: Software Development :: Libraries :: Python Modules",
-    ]
-
-[project.entry-points.'trytond.modules']
-account_debit_note = 'trytond.modules.account_debit_note'
-
-[project.urls]
-homepage = "https://www.unpaismejor.org.do"
-repository = "https://code.unpaismejor.org.do/tryton-do/account_debit_note"
-
-[tool.hatch.build]
-include = [
-    'CHANGELOG',
-    'COPYRIGHT',
-    'LICENSE',
-    'README.rst',
-    '**/tryton.cfg',
-    '**/*.py',
-    '**/*.xml',
-    'view/**/*.xml',
-    'locale/**/*.po',
-    'doc/**/*.rst',
-    'tests/**/*.rst',
-    'tests/**/*.json',
-    ]
-
-[tool.hatch.build.targets.wheel.sources]
-"" = "trytond/modules/account_debit_note"
-
-[tool.hatch.metadata.hooks.tryton]
-copyright = 'COPYRIGHT'
-readme = 'README.rst'
-
-[tool.hatch.metadata.hooks.tryton.tryton-optional-dependencies]
-test = ['proteus']
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..c42308a
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,68 @@
+from configparser import ConfigParser
+from pathlib import Path
+
+from setuptools import setup
+
+
+MODULE = 'account_debit_note'
+PREFIX = 'trytond.modules'
+PACKAGE = f'{PREFIX}.{MODULE}'
+
+
+def read(path):
+    return Path(path).read_text(encoding='utf-8')
+
+
+config = ConfigParser()
+config.read('tryton.cfg')
+version = config.get('tryton', 'version')
+major, minor, _ = version.split('.', 2)
+series = f'{major}.{minor}'
+next_major = f'{major}.{int(minor) + 1}'
+
+
+setup(
+    name='unpaismejor_account_debit_note',
+    version=version,
+    description='Debit notes for Tryton invoices',
+    long_description=read('README.rst'),
+    long_description_content_type='text/x-rst',
+    author='Solutema SRL, Fundación Un País Mejor',
+    maintainer='Fundación Un País Mejor',
+    url='https://code.unpaismejor.org.do/tryton-do/account_debit_note',
+    keywords='tryton accounting invoice debit-note',
+    license='GPL-3.0-or-later',
+    python_requires='>=3.8',
+    packages=[PACKAGE],
+    package_dir={PACKAGE: '.'},
+    package_data={
+        PACKAGE: [
+            'tryton.cfg',
+            '*.xml',
+            'view/*.xml',
+            'locale/*.po',
+            'doc/*.rst',
+        ],
+    },
+    classifiers=[
+        'Development Status :: 5 - Production/Stable',
+        'Environment :: Plugins',
+        'Framework :: Tryton',
+        'Topic :: Office/Business',
+        'Topic :: Office/Business :: Financial :: Accounting',
+        'Topic :: Software Development :: Libraries :: Python Modules',
+    ],
+    install_requires=[
+        f'trytond >= {series}, < {next_major}',
+        f'trytond_account_invoice >= {series}, < {next_major}',
+    ],
+    extras_require={
+        'test': [f'proteus >= {series}, < {next_major}'],
+    },
+    entry_points={
+        'trytond.modules': [
+            f'{MODULE} = {PACKAGE}',
+        ],
+    },
+    zip_safe=False,
+)