diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b85019e..50366ee 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,3 +36,25 @@ jobs:
     - name: tox
       run: |
         tox -e ${{ matrix.toxenv || 'py' }}
+
+  check:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.12"]
+        tox-job: ["twine-check"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install tox
+    - name: tox
+      run: |
+        tox -e ${{ matrix.tox-job }}
diff --git a/duplicate_url_discarder_rules/__init__.py b/duplicate_url_discarder_rules/__init__.py
index 8123c3a..5bc539d 100644
--- a/duplicate_url_discarder_rules/__init__.py
+++ b/duplicate_url_discarder_rules/__init__.py
@@ -3,3 +3,6 @@
 
 _current_path = Path(__file__).parent.resolve()
 RULE_PATHS = glob(str(_current_path / "**/*.json"), recursive=True)
+
+
+__version__ = "0.1.0"
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..774c7e3
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,33 @@
+
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "duplicate-url-discarder-rules"
+description = "The rules for duplicate-url-discarder."
+authors = [{name = "Zyte Group Ltd", email = "info@zyte.com"}]
+readme = "README.rst"
+license = {file = "LICENSE"}
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Natural Language :: English",
+    "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",
+    "Programming Language :: Python :: Implementation :: CPython",
+]
+requires-python = ">=3.8"
+dynamic = ["version"]
+
+[tool.setuptools.dynamic]
+version = {attr = "duplicate_url_discarder_rules.__version__"}
+
+[project.urls]
+Source = "https://github.com/zytedata/duplicate-url-discarder-rules"
diff --git a/tox.ini b/tox.ini
index 240e557..0554e18 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py38,py39,py310,py311,py312
+envlist = py38,py39,py310,py311,py312,twine-check
 
 [testenv]
 deps =
@@ -9,3 +9,11 @@ deps =
 commands =
     py.test \
         {posargs:duplicate_url_discarder_rules tests}
+
+[testenv:twine-check]
+deps =
+    build
+    twine
+commands =
+    python -m build --sdist --wheel
+    twine check dist/*