diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9ba9d0f..17a6c39 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,8 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip setuptools wheel
-        python -m pip install -e .[bayes,composable,tests]
+        python -m pip install "qunfold @ git+https://github.com/mirkobunse/qunfold@v0.1.4"
+        python -m pip install -e .[bayes,tests]
     - name: Test with unittest
       run: python -m unittest
 
@@ -46,7 +47,8 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip setuptools wheel "jax[cpu]"
-        python -m pip install -e .[composable,neural,docs]
+        python -m pip install "qunfold @ git+https://github.com/mirkobunse/qunfold@v0.1.4"
+        python -m pip install -e .[neural,docs]
     - name: Build documentation
       run: sphinx-build -M html docs/source docs/build
     - name: Publish documentation
diff --git a/docs/source/manuals/methods.md b/docs/source/manuals/methods.md
index 0644ebc..598c193 100644
--- a/docs/source/manuals/methods.md
+++ b/docs/source/manuals/methods.md
@@ -447,7 +447,7 @@ The [](quapy.method.composable) module allows the composition of quantification
 ```sh
 pip install --upgrade pip setuptools wheel
 pip install "jax[cpu]"
-pip install quapy[composable]
+pip install "qunfold @ git+https://github.com/mirkobunse/qunfold@v0.1.4"
 ```
 
 ### Basics
diff --git a/examples/14.composable_methods.py b/examples/14.composable_methods.py
index 2a8701d..5ffcb94 100644
--- a/examples/14.composable_methods.py
+++ b/examples/14.composable_methods.py
@@ -2,6 +2,13 @@
 This example illustrates the composition of quantification methods from
 arbitrary loss functions and feature transformations. It will extend the basic
 example on the usage of quapy with this composition.
+
+This example requires the installation of qunfold, the back-end of QuaPy's
+composition module:
+
+    pip install --upgrade pip setuptools wheel
+    pip install "jax[cpu]"
+    pip install "qunfold @ git+https://github.com/mirkobunse/qunfold@v0.1.4"
 """
 
 import numpy as np
diff --git a/setup.py b/setup.py
index c071c07..bb8ad80 100644
--- a/setup.py
+++ b/setup.py
@@ -125,7 +125,6 @@ setup(
     # projects.
     extras_require={  # Optional
        'bayes': ['jax', 'jaxlib', 'numpyro'],
-       'composable': ['qunfold @ git+https://github.com/mirkobunse/qunfold@v0.1.4'],
        'neural': ['torch'],
        'tests': ['certifi'],
        'docs' : ['sphinx-rtd-theme', 'myst-parser'],