diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3c52153..46b8004 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -72,10 +72,19 @@ jobs:
             ancient: false
             docker-image: "almalinux:8"
 
-          - name: "AlmaLinux Latest"
+          - name: "AlmaLinux 9"
             libc: "GNU"
             ancient: false
-            docker-image: "almalinux:latest"
+            docker-image: "almalinux:9"
+
+          # Waiting for upstream packages:
+          # https://bugzilla.redhat.com/show_bug.cgi?id=2374130
+          # https://bugzilla.redhat.com/show_bug.cgi?id=2419727
+          #
+          #- name: "AlmaLinux Latest"
+          #  libc: "GNU"
+          #  ancient: false
+          #  docker-image: "almalinux:latest"
 
           - name: "Alpine"
             libc: "musl"
@@ -116,7 +125,7 @@ jobs:
             dnf install -y git
             dnf install -y gcc gcc-c++ cmake git tinyxml-devel vtk-devel hdf5-devel \
                            CGAL-devel python3-pip \
-                           python3-setuptools python3-setuptools_scm \
+                           python3-setuptools python3-wheel python3-setuptools_scm \
                            python3-Cython python3-numpy python3-matplotlib
 
             # only for CI/CD test builds without networks.
@@ -480,7 +489,7 @@ jobs:
           cmake ../ -DCMAKE_INSTALL_PREFIX=$HOME/opt
           make -j$NCPUS && make install
 
-      - name: Build and install CSXCAD Python module
+      - name: Build and install CSXCAD Python module with --no-build-isolation
         run: |
           source ~/.zprofile
           cd $GITHUB_WORKSPACE/CSXCAD/python
@@ -508,7 +517,7 @@ jobs:
           source ~/venv/bin/activate
           pip3 install --upgrade pip
 
-      - name: Build and install CSXCAD Python module in venv with --no-build-isolation
+      - name: Build and install CSXCAD Python module in venv
         run: |
           source ~/venv/bin/activate
           cd $GITHUB_WORKSPACE/CSXCAD/python
diff --git a/python/README.md b/python/README.md
index 89ee96c..3b2febe 100644
--- a/python/README.md
+++ b/python/README.md
@@ -265,7 +265,7 @@ be seen. Optionally, one can expose external system-wide packages to a
 ```bash
 # create venv, expose system packages
 # (run once during installation)
-python3 -m venv --system-site-packages $HOME/opt/physics
+python3 -m venv --system-site-packages $HOME/opt/physics/venv/
 ```
 
 In this `venv`, the packages within `venv` stays within
@@ -451,6 +451,22 @@ is built with a newer Python extension that uses then non-existent properties.
 Delete all older copies of CSXCAD from your system, and reinstall CSXCAD and
 the Python extension.
 
+### error: invalid command `bdist_wheel`
+
+Under `--no-build-isolation`, one may encounter the following error:
+
+    creating '/tmp/pip-modern-metadata-laicgdq2/CSXCAD.dist-info'
+    error: invalid command 'bdist_wheel'
+    Preparing metadata (pyproject.toml) ... error
+
+On some systems, the command `bdist_wheel` is not provided by `setuptools`
+but an additional package named `wheel`, such as `python3-wheel`.
+
+This shouldn't happen if all dependencies listed in the latest documentation
+have been correctly installed. If you need to manually install the package
+`wheel` not already mentioned by the documentation, it means the documentation
+is outdated, please submit a bug report.
+
 ## Tests
 
 Unit tests are available in the `python/tests` directory. They