diff --git a/.gitignore b/.gitignore
index 629bb65..50d55f5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,7 @@ pip-log.txt
 # Unit test / coverage reports
 .coverage
 .tox
+.nox
 nosetests.xml
 .pytest_cache
 
diff --git a/README.md b/README.md
index 71f3c55..ab7e28d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 [![pystable-ubuntu](https://github.com/mikeyrf/pystable/actions/workflows/python-ubuntu.yaml/badge.svg)](https://github.com/mikeyrf/pystable/actions/workflows/python-ubuntu.yaml)
 [![pystable-macOS](https://github.com/mikeyrf/pystable/actions/workflows/python-macOS.yaml/badge.svg)](https://github.com/mikeyrf/pystable/actions/workflows/python-macOS.yaml)
-[![coverage](https://github.com/mikeyrf/pystable/tree/main/docs/coverage.svg)](https://github.com/mikeyrf/pystable/tree/main/docs/coverage.svg)
+[![coverage](./docs/coverage.svg)](./docs/coverage.svg)
 
 # pystable
 
diff --git a/build.py b/build.py
index e6e1323..483f9b5 100644
--- a/build.py
+++ b/build.py
@@ -3,7 +3,8 @@
 import shutil
 
 from distutils.command.build_ext import build_ext
-from distutils.core import setup, Extension
+from distutils.core import Distribution
+from distutils.core import Extension
 
 
 libstable_module = Extension('libstable',
@@ -23,6 +24,7 @@
 
 
 # SEE: https://github.com/python-poetry/poetry/issues/11
+# SEE: https://github.com/sdispater/pendulum/blob/master/build.py
 class ExtensionBuild(build_ext):
     def run(self):
         build_ext.run(self)
@@ -46,4 +48,20 @@ def run(self):
             os.chmod(dest, mode)
 
 
-setup(ext_modules=[libstable_module], cmdclass=dict(build_ext=ExtensionBuild))
+def build(setup_kwargs):
+    """
+    This function is mandatory in order to build the extensions.
+    """
+    distribution = Distribution(
+        {"name": "pystable", "ext_modules": [libstable_module]})
+    distribution.package_dir = "pystable"
+
+    cmd = ExtensionBuild(distribution)
+    cmd.ensure_finalized()
+    cmd.run()
+
+    return setup_kwargs
+
+
+if __name__ == "__main__":
+    build({})
diff --git a/noxfile.py b/noxfile.py
index a9b1b9d..2f33dbf 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -5,12 +5,14 @@
 def tests(session):
     session.install('poetry')
     session.run('poetry', 'install')
-    session.run('coverage', 'run', '-m', 'pytest')
-    session.run('coverage', 'report')
+    session.run('poetry', 'build')
+    session.run('poetry', 'run', 'coverage', 'run', '-m', 'pytest', '-v', '-s')
+    session.run('poetry', 'run', 'coverage', 'report')
 
 
 @nox.session
 def lint(session):
     session.install('poetry')
     session.run('poetry', 'install')
-    session.run('flake8', 'pystable', 'tests')
+    session.run('poetry', 'build')
+    session.run('poetry', 'run', 'flake8', 'pystable', 'tests')
diff --git a/pyproject.toml b/pyproject.toml
index ad01b62..0506276 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,6 +31,9 @@ coverage = {version = "^5.5", extras = ["toml"]}
 nox = "^2021.6.12"
 coverage-badge = "^1.0.1"
 
+[tool.poetry.build]
+script = "build.py"
+
 [tool.coverage.run]
 omit = [".*", "*/site-packages/*", "*/tests*"]
 
diff --git a/pystable/_extensions/macOS/arm/libstable.so b/pystable/_extensions/macOS/arm/libstable.so
index e5b578b..a8a7dfa 100644
Binary files a/pystable/_extensions/macOS/arm/libstable.so and b/pystable/_extensions/macOS/arm/libstable.so differ