diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d16f1ed..43f1ae1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,10 +25,5 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install .
-        pip install mkdocs-material 
-        pip install mkdocstrings
-        pip install markdown-include
-        pip install -q 'setupext-janitor' #
-        pip install pytkdocs[numpy-style]
+        pip install .[dev,docs]
         pytest
diff --git a/README.md b/README.md
index 84b8e35..c7eb1f6 100644
--- a/README.md
+++ b/README.md
@@ -66,8 +66,9 @@ Once inside the environment, you can install ``CosmoPower``:
         cd cosmopower
         pip install .
 
-    To test the installation, you can use
+    To run the test suite, install the development extras and use ``pytest``:
 
+        pip install .[dev]
         pytest
 
 
diff --git a/docs/installation.md b/docs/installation.md
index 9f5bec6..6815ccc 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -23,6 +23,7 @@ Once inside the environment, you can install ``CosmoPower``:
         cd cosmopower
         pip install .
 
-    To test the installation, you can use
+    To run the test suite, install the development extras and use ``pytest``:
 
+        pip install .[dev]
         pytest
diff --git a/pyproject.toml b/pyproject.toml
index b045155..94a9929 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,9 +1,9 @@
 [build-system]
-requires = ["setuptools>=61.0", "wheel"]
+requires = ["setuptools>=64", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
-name = "cosmpower"
+name = "cosmopower"
 version = "0.2.0"
 description = "Machine Learning - accelerated Bayesian inference"
 readme = "README.md"
@@ -22,17 +22,26 @@ dependencies = [
     "astropy>=3.2",
     "scikit-learn",
     "tqdm",
-    "gdown",
-    "jupyter",
-    "mkdocs-material",
-    "mkdocstrings",
     "matplotlib",
-    "pytest",
     "pyDOE",
     "h5py",
     "tensorflow>=2.18",
     "tensorflow_probability>=0.24",
-    "tf-keras"
+    "tf-keras",
+]
+
+[project.optional-dependencies]
+docs = [
+    "mkdocs-material",
+    "mkdocstrings",
+    "pytkdocs[numpy-style]",
+]
+examples = [
+    "jupyter",
+    "gdown",
+]
+dev = [
+    "pytest",
 ]
 
 [project.urls]
@@ -41,3 +50,11 @@ homepage = "https://alessiospuriomancini.github.io/cosmopower/"
 [tool.setuptools.packages.find]
 where = ["."]
 
+[tool.pytest.ini_options]
+filterwarnings = [
+    "error",
+    "ignore::UserWarning",
+    "ignore::DeprecationWarning",
+]
+testpaths = ["cosmopower/tests"]
+
diff --git a/pytest.ini b/pytest.ini
deleted file mode 100644
index d6c4dd2..0000000
--- a/pytest.ini
+++ /dev/null
@@ -1,7 +0,0 @@
-[pytest]
-filterwarnings =
-    error
-    ignore::UserWarning
-    ignore::DeprecationWarning
-testpaths =
-    cosmopower/tests
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 25b09ba..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,13 +0,0 @@
-scikit-learn
-tqdm
-gdown
-jupyter
-mkdocs-material
-mkdocstrings
-matplotlib
-pytest
-pyDOE
-h5py
-tensorflow>=2.18
-tensorflow_probability>=0.24
-tf-keras
\ No newline at end of file
diff --git a/setup.py b/setup.py
deleted file mode 100644
index fc1f76c..0000000
--- a/setup.py
+++ /dev/null
@@ -1,3 +0,0 @@
-from setuptools import setup
-
-setup()
\ No newline at end of file