diff --git a/README.md b/README.md
index debbed7..c80c1d3 100644
--- a/README.md
+++ b/README.md
@@ -77,6 +77,7 @@ is based on Ubuntu and provides all modern Python3 distributions, pip, tox, and
| tag | Base Python | Python Versions | Tox | Nox | pip | Platforms | Other Utilities |
|----------|-------------|-----------------|-----|-----|-----|-----------|-----------------|
+| [tx22.4.3](https://github.com/OpenCyphal/docker_toolchains/pkgs/container/toxic) | 3.11 | 3.8, 3.9, 3.10, 3.11, 3.12 3.13 | 4.13.0 | 2023.4.22 | 20.0.2 |
| |
| [tx22.4.2](https://github.com/OpenCyphal/docker_toolchains/pkgs/container/toxic) | 3.10 | 3.7, 3.8, 3.9, 3.10, 3.11, 3.12 | 4.13.0 | 2023.4.22 | 20.0.2 | | |
| [tx22.4.1](https://github.com/OpenCyphal/docker_toolchains/pkgs/container/toxic) | 3.8 | 3.7, 3.8, 3.9, 3.10, 3.11, 3.12 | 4.4.5 | 2023.4.22 | 20.0.2 | | |
| [tx20.4.1](https://github.com/OpenCyphal/docker_toolchains/pkgs/container/toxic) | 3.8 | 3.6, 3.7, 3.8, 3.9, 3.10, 3.11, 3.12 | 4.4.5 | (not available) | 20.0.2 | | |
diff --git a/toxic/Dockerfile b/toxic/Dockerfile
index 10af34a..7ea40ce 100644
--- a/toxic/Dockerfile
+++ b/toxic/Dockerfile
@@ -22,11 +22,21 @@ FROM base AS provisioning
WORKDIR /tmp
ADD pre-provision.sh ./pre-provision.sh
ADD provision.sh ./provision.sh
+ADD provision-python.sh ./provision-python.sh
+ADD provision-pip.sh ./provision-pip.sh
ADD post-provision.sh ./post-provision.sh
RUN ./pre-provision.sh
RUN ./provision.sh
-RUN ./pre-provision.sh
+RUN ./provision-python.sh 3.8 6 distutils
+RUN ./provision-python.sh 3.9 5 distutils
+RUN ./provision-python.sh 3.10 4 distutils
+RUN ./provision-python.sh 3.11 3 distutils
+RUN ./provision-python.sh 3.12 1 distutils
+RUN ./provision-python.sh 3.13 2
+RUN update-alternatives --set python3 /usr/bin/python3.11
+RUN ./provision-pip.sh
+RUN ./post-provision.sh
@@ -35,8 +45,5 @@ RUN ./pre-provision.sh
# +---------------------------------------------------------------------------+
FROM provisioning AS all
-# INSTALL THE PATH FOR INTERATIVE SESSIONS
-RUN echo "export PATH=$PATH" >> ~/.bashrc
-
# LEAVE THE WORKDIR AS /repo
WORKDIR /repo
diff --git a/toxic/post-provision.sh b/toxic/post-provision.sh
index 2ceef1b..3b7825c 100755
--- a/toxic/post-provision.sh
+++ b/toxic/post-provision.sh
@@ -20,7 +20,11 @@ set -o pipefail
# +----------------------------------------------------------+
+# INSTALL THE PATH FOR INTERACTIVE SESSIONS
+echo "export PATH=$PATH" >> ~/.bashrc
+
echo "export LANG=en_US.UTF-8" >> ~/.bashrc
echo "export LANGUAGE=en_US:en" >> ~/.bashrc
echo "export LC_ALL=en_US.UTF-8" >> ~/.bashrc
+
echo "alias la=\"ls -lah\"" >> ~/.bashrc
diff --git a/toxic/provision-pip.sh b/toxic/provision-pip.sh
new file mode 100755
index 0000000..3b8f000
--- /dev/null
+++ b/toxic/provision-pip.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+# +----------------------------------------------------------+
+# | BASH : Modifying Shell Behaviour
+# | (https://www.gnu.org/software/bash/manual)
+# +----------------------------------------------------------+
+# Treat unset variables and parameters other than the special
+# parameters ‘@’ or ‘*’ as an error when performing parameter
+# expansion. An error message will be written to the standard
+# error, and a non-interactive shell will exit.
+set -o nounset
+
+# Exit immediately if a pipeline returns a non-zero status.
+set -o errexit
+
+# If set, the return value of a pipeline is the value of the
+# last (rightmost) command to exit with a non-zero status, or
+# zero if all commands in the pipeline exit successfully.
+set -o pipefail
+
+# +----------------------------------------------------------+
+export DEBIAN_FRONTEND=noninteractive
+
+apt-get -y install python3-pip
+
+pip3 install tox
+pip3 install nox
diff --git a/toxic/provision-python.sh b/toxic/provision-python.sh
new file mode 100755
index 0000000..73fbe98
--- /dev/null
+++ b/toxic/provision-python.sh
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+# +----------------------------------------------------------+
+# | BASH : Modifying Shell Behaviour
+# | (https://www.gnu.org/software/bash/manual)
+# +----------------------------------------------------------+
+# Exit immediately if a pipeline returns a non-zero status.
+set -o errexit
+
+# If set, the return value of a pipeline is the value of the
+# last (rightmost) command to exit with a non-zero status, or
+# zero if all commands in the pipeline exit successfully.
+set -o pipefail
+
+# +----------------------------------------------------------+
+export DEBIAN_FRONTEND=noninteractive
+
+apt-get -y install python$1
+
+if [[ $3 == distutils ]]; then
+ apt-get -y install python$1-distutils
+fi
+
+update-alternatives --install /usr/bin/python3 python3 /usr/bin/python$1 $2
diff --git a/toxic/provision.sh b/toxic/provision.sh
index fbe386d..cce1ca6 100755
--- a/toxic/provision.sh
+++ b/toxic/provision.sh
@@ -26,30 +26,3 @@ apt-get -y install git
apt-get -y install curl
apt-get -y install wget
apt-get -y install unzip
-
-# deadsnakes maintains a bunch of python versions for Ubuntu.
-add-apt-repository -y ppa:deadsnakes/ppa
-apt-get update
-apt-get -y install python3.10
-apt-get -y install python3-pip
-
-apt-get -y install python3.7
-apt-get -y install python3.7-distutils
-apt-get -y install python3.8
-apt-get -y install python3.8-distutils
-apt-get -y install python3.9
-apt-get -y install python3.9-distutils
-apt-get -y install python3.11
-apt-get -y install python3.11-distutils
-apt-get -y install python3.12
-apt-get -y install python3.12-distutils
-
-
-pip3 install tox
-pip3 install nox
-
-echo "export PATH=$PATH" >> ~/.bashrc
-echo "export LANG=en_US.UTF-8" >> ~/.bashrc
-echo "export LANGUAGE=en_US:en" >> ~/.bashrc
-echo "export LC_ALL=en_US.UTF-8" >> ~/.bashrc
-echo "alias la=\"ls -lah\"" >> ~/.bashrc