diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 9ca619d..6ee9d2b 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -10,7 +10,7 @@ jobs:
   tests:
     strategy:
       matrix:
-        python-version: [3.8, 3.9, '3.10', 3.11, 3.12]
+        python-version: [3.9, '3.10', 3.11, 3.12, 3.13, 3.14]
         os:
           - ubuntu-latest
           - macos-13  # (non-M1)
@@ -24,17 +24,10 @@ jobs:
       uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
-    - name: Install pip and setuptools
-      run: |
-        python -m pip install --upgrade pip
-        pip install setuptools
-    - name: On MacOS, install coincurve's dependencies and install it from wheels  # FIXME: installing from source fails for some reason.
-      if: matrix.os == 'macos-latest' || matrix.os == 'macos-13'
-      run: |
-        brew install autoconf automake libffi libtool pkg-config python
-        pip install -r requirements.txt
+    - name: Upgrade pip
+      run: python -m pip install --upgrade pip
     - name: Install python-bip32 from source
-      run: python setup.py install
+      run: pip install .
     - name: Test with pytest
       run: |
         pip install -r tests/requirements.txt
@@ -62,7 +55,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - name: Set up Python 3.10
+    - name: Set up Python 3.12
       uses: actions/setup-python@v2
       with:
         python-version: 3.12
@@ -72,4 +65,4 @@ jobs:
         pip install setuptools
         pip install -r tests/requirements.txt
         pip install -I coincurve==${{ matrix.coincurve-version }}
-        python setup.py install
+        pip install .
diff --git a/README.md b/README.md
index f7ea9b4..e8bbd40 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # python-bip32
 
-A basic implementation of [BIP-0032](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki).
+A minimalistic implementation of [BIP 32](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki).
 
 ## Usage
 
diff --git a/bip32/__init__.py b/bip32/__init__.py
index 29f40eb..7a60652 100644
--- a/bip32/__init__.py
+++ b/bip32/__init__.py
@@ -1,8 +1,6 @@
 from .bip32 import BIP32, PrivateDerivationError, InvalidInputError
 from .utils import BIP32DerivationError, HARDENED_INDEX
 
-__version__ = "4.0"
-
 __all__ = [
     "BIP32",
     "BIP32DerivationError",
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..a899f69
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,34 @@
+[build-system]
+requires = ["setuptools>=77.0.3"]  # Because of the license keys. See https://setuptools.pypa.io/en/stable/history.html#v77-0-3
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "bip32"
+version = "4.0.0"
+dependencies = [
+    "coincurve>=15.0,<21",
+]
+requires-python = ">=3.8"
+authors = [
+    {name = "Antoine Poinsot", email = "darosior@protonmail.com"},
+]
+maintainers = [
+    {name = "Antoine Poinsot", email = "darosior@protonmail.com"},
+]
+description = "Minimalistic implementation of BIP32 (Bitcoin HD wallets)"
+readme = "README.md"
+license = "BSD-3-Clause"
+license-files = ["LICENCE"]
+keywords = ["bitcoin", "key derivation", "HD wallet"]
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Operating System :: OS Independent",
+    "Topic :: Security :: Cryptography",
+]
+
+[project.urls]
+Homepage = "https://github.com/darosior/python-bip32"
+Repository = "https://github.com/darosior/python-bip32"
+Issues = "https://github.com/darosior/python-bip32/issues"
+"Bug Tracker" = "https://github.com/darosior/python-bip32/issues"
+Changelog = "https://github.com/darosior/python-bip32/tree/master/CHANGELOG.md"
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 2eba943..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-coincurve>=15.0,<21
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 21fc04a..0000000
--- a/setup.py
+++ /dev/null
@@ -1,44 +0,0 @@
-import io
-import os
-
-from setuptools import setup
-
-
-# Taken from https://github.com/pypa/pip/blob/003c7ac56b4da80235d4a147fbcef84b6fbc8248/setup.py#L7-L21
-def read(rel_path: str) -> str:
-    here = os.path.abspath(os.path.dirname(__file__))
-    # intentionally *not* adding an encoding option to open, See:
-    #   https://github.com/pypa/virtualenv/issues/201#issuecomment-3145690
-    with open(os.path.join(here, rel_path)) as fp:
-        return fp.read()
-
-
-# Taken from https://github.com/pypa/pip/blob/003c7ac56b4da80235d4a147fbcef84b6fbc8248/setup.py#L7-L21
-def get_version(rel_path: str) -> str:
-    for line in read(rel_path).splitlines():
-        if line.startswith("__version__"):
-            # __version__ = "0.9"
-            delim = '"' if '"' in line else "'"
-            return line.split(delim)[1]
-    raise RuntimeError("Unable to find version string.")
-
-
-with io.open("README.md", encoding="utf-8") as f:
-    long_description = f.read()
-
-with io.open("requirements.txt", encoding="utf-8") as f:
-    requirements = [r for r in f.read().split('\n') if len(r)]
-
-setup(name="bip32",
-      # We use the first approach from https://packaging.python.org/en/latest/guides/single-sourcing-package-version
-      version=get_version("bip32/__init__.py"),
-      description="Minimalistic implementation of the BIP32 key derivation scheme",
-      long_description=long_description,
-      long_description_content_type="text/markdown",
-      url="http://github.com/darosior/python-bip32",
-      author="Antoine Poinsot",
-      author_email="darosior@protonmail.com",
-      license="MIT",
-      packages=["bip32"],
-      keywords=["bitcoin", "bip32", "hdwallet"],
-      install_requires=requirements)