diff --git a/pyproject.toml b/pyproject.toml
new file mode 100755
index 0000000..d3863c9
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,36 @@
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools]
+packages = ["WF4Py", "WF4Py.waveform_models", "WF4Py.WFfiles"]
+
+[tool.setuptools.package-data]
+WF4Py = ["*.txt", "*.h5"]
+
+[project]
+name = "WF4Py"
+version = "1.1.0"
+authors = [ { name="Francesco Iacovelli", email="francesco.iacovelli@unige.ch" } ]
+description = "Gravitational waves waveform models in pure Python language"
+readme   = "README.md"
+license  = "GPL-3.0-or-later"
+keywords = ["gravitational waves","waveform"]
+dependencies = ["numpy","scipy","h5py"]
+
+# See: https://pypi.org/pypi?:action=list_classifiers
+classifiers = [
+        "Development Status :: 3 - Alpha",
+        "Intended Audience :: Developers",
+        "Intended Audience :: Education",
+        "Intended Audience :: Science/Research",
+        "Natural Language :: English",
+        "Operating System :: OS Independent",
+        "Programming Language :: Python :: 3",
+        "Topic :: Scientific/Engineering :: Physics",
+        "Topic :: Scientific/Engineering :: Astronomy",
+    ]
+
+[project.urls]
+GitHub = "https://github.com/CosmoStatGW/WF4Py"
+ReadTheDocs = "https://wf4py.readthedocs.io"
diff --git a/setup.py b/setup-old.py
similarity index 89%
rename from setup.py
rename to setup-old.py
index 17d1321..107a615 100644
--- a/setup.py
+++ b/setup-old.py
@@ -14,7 +14,7 @@
     url='https://github.com/CosmoStatGW/WF4Py',
     license='GNU GPLv3',
     python_requires='>=3.7',
-    packages=['WF4Py', 'WF4Py/waveform_models'],#setuptools.find_packages(),
+    packages=['WF4Py', 'WF4Py/waveform_models'],  # setuptools.find_packages(),
     include_package_data=True,
     package_data={'':['WFfiles/*.txt', 'WFfiles/*.h5']},
     install_requires=['numpy', 'scipy', 'h5py'],