diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..874d5b2
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,57 @@
+[build-system]
+requires = ["setuptools", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools]
+include-package-data = true
+
+[tool.setuptools.packages.find]
+where = ["src"]
+include = ["extrainterpreters"]
+
+[[tool.setuptools."ext-modules"]]
+name = "extrainterpreters._memoryboard"
+sources = ["src/extrainterpreters/memoryboard.c"]
+extra-compile-args = ["-O3",]
+language = "c"
+
+[tool.setuptools.dynamic]
+version = {attr = "extrainterpreters.__version__"}
+
+[project]
+name = "python-extracontext"
+dynamic = ["version"]
+description = "PEP 554 Subinterpreters usable from Python code"
+readme = {file = "README.md", content-type = "text/markdown"}
+requires-python = ">= 3.12"
+authors = [{ name = "Joao S. O. Bueno" }]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Developers",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
+    "Operating System :: OS Independent",
+]
+
+[project.urls]
+repository = "https://github.com/jsbueno/extrainterpreters"
+
+
+[project.optional-dependencies]
+dev = [
+    "pytest",
+    "black",
+    "pyflakes",
+    "pytest-coverage",
+]
+
+[tool.pytest.ini_options]
+testpaths = "tests"
+python_files = "test_*.py"
+python_functions = "test_*"
+addopts = "-v" 
+
+[tool.mypy]
+implicit_reexport = true
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 86d6afa..0000000
--- a/setup.py
+++ /dev/null
@@ -1,37 +0,0 @@
-import setuptools
-from pathlib import Path
-
-memoryboard_module = [
-    setuptools.Extension(
-        'extrainterpreters._memoryboard', sources=['src/extrainterpreters/memoryboard.c'],
-        include_dirs=[],
-        extra_compile_args=['-O3',],
-        language='c'
-    )
-]
-
-setuptools.setup(
-    name="extrainterpreters",
-    version="0.2-beta1",
-    author="João S. O. Bueno",
-    author_email="gwidion@gmail.com",
-    description="Utilities for concurrent code using subinterpreters",
-    long_description=Path("README.md").read_text(),
-    long_description_content_type="text/markdown",
-    url="https://github.com/jsbueno/extrainterpreters",
-    packages=setuptools.find_packages(where="src"),
-    ext_modules=memoryboard_module,
-    package_dir={'': 'src'},
-    classifiers=[
-        "Programming Language :: Python :: 3",
-        "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
-        "Operating System :: OS Independent",
-        "Development Status :: 4 - Beta",
-        "Intended Audience :: Developers",
-
-    ],
-    python_requires='>=3.12-alpha',
-    tests_require=['pytest'],
-    setup_requires=['pytest-runner'],
-    install_requires=[ 'wheel'],
-)
diff --git a/src/extrainterpreters/__init__.py b/src/extrainterpreters/__init__.py
index d0115f6..d8558a4 100644
--- a/src/extrainterpreters/__init__.py
+++ b/src/extrainterpreters/__init__.py
@@ -29,6 +29,9 @@
             )
 
 
+__version__ = "0.2-beta2"
+
+
 BFSZ = 10_000_000
 
 running_interpreters = weakref.WeakValueDictionary()