diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f1ab7a1e..90e6b30e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        os: [centos7, ubuntu1804, ubuntu2004, ubuntu2204, debian10, rockylinux9]
+        os: [centos7, ubuntu2004, ubuntu2204, debian10, rockylinux9]
         websession: [true, false]
         webprefix: ["", "/omero"]
     steps:
diff --git a/.gitignore b/.gitignore
index 17acdcdf..4abd28ee 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,8 +3,6 @@ ansible/*.retry
 ansible/.DS_Store
 **/omeroweb-install-*
 **/centos7*/**
-**/centos8*/**
-**/ubuntu1804-*/**
 **/ubuntu2004-*/**
 **/ubuntu2204-*/**
 **/debian10-*/**
diff --git a/.travis/install.sh b/.travis/install.sh
index f989c9aa..ac219a9d 100755
--- a/.travis/install.sh
+++ b/.travis/install.sh
@@ -20,16 +20,6 @@ if [[ ${TRAVIS_OS_NAME:-} == 'linux' ]]; then
                     sudo /tmp/$current_dir/omeroweb-install-debian10-ice${ICEVER}
                 fi
                 ;;
-            ubuntu1804)
-                if ${ANSIBLE:-false} ; then
-                    ./test/docker-build-ansible.sh
-                else
-                    current_dir=${PWD##*/}
-                    mv `pwd` /tmp/
-                    chmod 755 -R /tmp/$current_dir
-                    sudo /tmp/$current_dir/omeroweb-install-ubuntu1804-ice${ICEVER}
-                fi
-                ;;
             ubuntu2004)
                 if ${ANSIBLE:-false} ; then
                     ./test/docker-build-ansible.sh
diff --git a/ansible/group_vars/ubuntu1804-ice3.6 b/ansible/group_vars/ubuntu1804-ice3.6
deleted file mode 100644
index 4f1e89ef..00000000
--- a/ansible/group_vars/ubuntu1804-ice3.6
+++ /dev/null
@@ -1,51 +0,0 @@
-# INTERNAL CONFIG DON'T CHANGE
-
-path: "{{ playbook_dir }}"
-clean:
-os: ubuntu1804
-ice_version: "3.6"
-python_version: "3.6"
-
-doc: False
-doc_conf:
-  note: ".. walkthroughs are generated using ansible, see \n.. https://github.com/ome/omeroweb-install\n"
-  header: "OMERO.web installation on Ubuntu 18.04 and IcePy 3.6\n====================================================\n"
-  link_install: "Please first read :doc:`../../server-ubuntu1804-ice36`.\n"
-  os_full_name: Ubuntu1804
-  prerequisites: "Installing prerequisites\n------------------------\n"
-  virtual_env: "Creating a virtual environment\n------------------------------\n"
-  web_install: "Installing OMERO.web\n--------------------\n"
-  webapps_install: "Installing OMERO.web apps\n-------------------------\n"
-  web_configuration: "Configuring OMERO.web\n---------------------\n"
-  gunicorn_configuration: "Configuring Gunicorn\n--------------------\n"
-  cors_configuration: "Setting up CORS\n---------------\n"
-  standalone_web: "Running OMERO.web\n-----------------\n"
-  nginx_configuration: "Configuring NGINX\n-----------------\n"
-  sel: "SELinux\n-------\n"
-  web_run: "Automatically running OMERO.web\n-------------------------------\n"
-  maintenance: "Maintaining OMERO.web\n---------------------\n"
-  troubleshoot: "Troubleshooting\n---------------\n"
-  gunicorn_configuration_advanced: "Configuring Gunicorn advanced options\n-------------------------------------\n"
-  sync_workers: "Experimental: Sync workers\n~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
-  async_workers: "Experimental: Async workers\n~~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
-
-default:
-  web_prefix:
-  web_port: 80
-  web_server_name: localhost
-
-omero_user: "omero-web"
-omero_user_home_dir: "/opt/omero/web"
-virtualenv_path: "{{omero_user_home_dir}}/venv3"
-omero_user_web_dir: "{{ omero_user_home_dir }}/omero-web"
-
-selinux: False
-daemon: True
-
-# VARS
-
-web_session:
-
-web_prefix:
-web_port:
-web_server_name:
diff --git a/ansible/hosts/ubuntu1804-ice3.6 b/ansible/hosts/ubuntu1804-ice3.6
deleted file mode 100644
index 66c3e969..00000000
--- a/ansible/hosts/ubuntu1804-ice3.6
+++ /dev/null
@@ -1,5 +0,0 @@
-# Hosts can be part of multiple hostgroups, but note that vars will be
-# read for all groups that the host is a member of
-
-[ubuntu1804-ice3.6]
-localhost ansible_connection=local
diff --git a/ansible/templates/ubuntu1804/daemon.sh.j2 b/ansible/templates/ubuntu1804/daemon.sh.j2
deleted file mode 100644
index c5811dd1..00000000
--- a/ansible/templates/ubuntu1804/daemon.sh.j2
+++ /dev/null
@@ -1,23 +0,0 @@
-{% if doc %}
-Copy the `init.d` file, then configure the service::
-{% else %}
-#!/bin/bash
-
-set -e -u -x
-{% endif %}
-
-{% if doc %}
-cp omero-web-init.d /etc/init.d/omero-web
-{% else %}
-cp `dirname $0`/omero-web-init.d /etc/init.d/omero-web
-{% endif %}
-chmod a+x /etc/init.d/omero-web
-
-update-rc.d -f omero-web remove
-update-rc.d -f omero-web defaults 98 02
-
-{% if not doc %}
-if [ ! "${container:-}" = docker ]; then
-    `dirname $0`/run
-fi
-{% endif %}
diff --git a/ansible/templates/ubuntu1804/deps.sh.j2 b/ansible/templates/ubuntu1804/deps.sh.j2
deleted file mode 100644
index c7a7a459..00000000
--- a/ansible/templates/ubuntu1804/deps.sh.j2
+++ /dev/null
@@ -1,18 +0,0 @@
-{% if doc %}
-Install dependencies::
-{% else %}
-#!/bin/bash
-
-set -e -u -x
-echo 'APT::Install-Recommends 0;' > /etc/apt/apt.conf.d/01norecommends \
- && echo 'APT::Install-Suggests 0;' >> /etc/apt/apt.conf.d/01norecommends
-
-{% endif %}
-
-apt-get update
-
-apt-get -y install unzip
-apt-get -y install python3
-apt-get -y install python3-venv
-
-apt-get -y install nginx
diff --git a/ansible/templates/ubuntu1804/deps_ice3.6.sh.j2 b/ansible/templates/ubuntu1804/deps_ice3.6.sh.j2
deleted file mode 100644
index b166d856..00000000
--- a/ansible/templates/ubuntu1804/deps_ice3.6.sh.j2
+++ /dev/null
@@ -1,11 +0,0 @@
-{% if doc %}
-Install ZeroC IcePy {{ ice_version }}::
-
-{% else %}
-#!/bin/bash
-
-set -e -u -x
-
-# ZeroC Ice 3.6
-{% endif %}
-{{ virtualenv_path }}/bin/pip install https://github.com/ome/zeroc-ice-ubuntu1804/releases/download/0.2.0/zeroc_ice-3.6.5-cp36-cp36m-linux_x86_64.whl
diff --git a/ansible/templates/ubuntu1804/deps_web_session.sh.j2 b/ansible/templates/ubuntu1804/deps_web_session.sh.j2
deleted file mode 100644
index f7a3ae69..00000000
--- a/ansible/templates/ubuntu1804/deps_web_session.sh.j2
+++ /dev/null
@@ -1,17 +0,0 @@
-{% if doc %}
-*Optional*: if you wish to use the Redis cache, install Redis::
-{% else %}
-#!/bin/bash
-
-set -e -u -x
-{% endif %}
-
-apt-get -y install redis-server
-
-{% if doc %}
-service redis-server start
-{% else %}
-if [ ! "${container:-}" = docker ]; then
-    service redis-server restart
-fi
-{% endif %}
diff --git a/ansible/templates/ubuntu1804/nginx.sh.j2 b/ansible/templates/ubuntu1804/nginx.sh.j2
deleted file mode 100644
index 570f79e9..00000000
--- a/ansible/templates/ubuntu1804/nginx.sh.j2
+++ /dev/null
@@ -1,19 +0,0 @@
-{% if doc %}
-Copy the generated configuration file into the NGINX configuration directory, disable the default configuration and start NGINX::
-{% else %}
-#!/bin/bash
-
-set -e -u -x
-{% endif %}
-
-sed -i.bak -re 's/( default_server.*)/; #\1/' /etc/nginx/nginx.conf
-rm /etc/nginx/sites-enabled/default
-cp {{ omero_user_web_dir }}/nginx.conf.tmp /etc/nginx/conf.d/omeroweb.conf
-
-{% if doc %}
-service nginx start
-{% else %}
-if [ ! "${container:-}" = docker ]; then
-    service nginx restart
-fi
-{% endif %}
diff --git a/ansible/templates/ubuntu1804/omero-web-init.d.j2 b/ansible/templates/ubuntu1804/omero-web-init.d.j2
deleted file mode 100644
index 46f1f921..00000000
--- a/ansible/templates/ubuntu1804/omero-web-init.d.j2
+++ /dev/null
@@ -1,76 +0,0 @@
-{% if doc %}
-Should you wish to run OMERO.web automatically, a `init.d` file could be created. See below an example file `omero-web-init.d`::
-
-{% endif %}
-#!/bin/bash
-#
-# /etc/init.d/omero-web
-# Subsystem file for "omero" web
-#
-### BEGIN INIT INFO
-# Provides:             omero-web
-# Required-Start:       $local_fs $remote_fs $network $time omero postgresql
-# Required-Stop:        $local_fs $remote_fs $network $time omero postgresql
-# Default-Start:        2 3 4 5
-# Default-Stop:         0 1 6
-# Short-Description:    OMERO.web
-### END INIT INFO
-#
-### Redhat
-# chkconfig: - 98 02
-# description: init file for OMERO.web
-###
-
-RETVAL=0
-prog=omero-web
-
-# Read configuration variable file if it is present
-[ -r /etc/default/$prog ] && . /etc/default/$prog
-
-OMERO_USER=${OMERO_USER:-{{ omero_user }}}
-OMERO={{ virtualenv_path }}/bin/omero
-OMERODIR={{ omero_user_web_dir }}
-VENVDIR=${VENVDIR:-{{ virtualenv_path }}}
-
-start() {
-    echo -n $"Starting $prog:"
-    su - ${OMERO_USER} -c ". ${VENVDIR}/bin/activate;OMERODIR=${OMERODIR} ${OMERO} web start" &> /dev/null && echo -n ' OMERO.web'
-    sleep 5
-    RETVAL=$?
-    [ "$RETVAL" = 0 ]
-        echo
-}
-
-stop() {
-    echo -n $"Stopping $prog:"
-    su - ${OMERO_USER} -c ". ${VENVDIR}/bin/activate;OMERODIR=${OMERODIR} ${OMERO} web stop" &> /dev/null && echo -n ' OMERO.web'
-    RETVAL=$?
-    [ "$RETVAL" = 0 ]
-        echo
-}
-
-status() {
-    echo -n $"Status $prog:"
-    su - ${OMERO_USER} -c ". ${VENVDIR}/bin/activate;OMERODIR=${OMERODIR} ${OMERO} web status"
-    RETVAL=$?
-}
-
-case "$1" in
-    start)
-        start
-        ;;
-    stop)
-        stop
-        ;;
-    restart)
-        stop
-        start
-        ;;
-    status)
-        status
-        ;;
-    *)
-        echo $"Usage: $0 {start|stop|restart|status}"
-        RETVAL=1
-esac
-exit $RETVAL
diff --git a/ansible/templates/ubuntu1804/run.sh.j2 b/ansible/templates/ubuntu1804/run.sh.j2
deleted file mode 100644
index 77d58c4f..00000000
--- a/ansible/templates/ubuntu1804/run.sh.j2
+++ /dev/null
@@ -1,21 +0,0 @@
-{% if doc %}
-Start up services::
-{% else %}
-#!/bin/bash
-
-set -e -u -x
-{% endif %}
-
-{% if web_session %}
-service redis-server start
-{% endif %}
-
-{% if not doc %}
-#service crond start # Doesn't work in Docker
-{% endif %}
-cron
-service nginx start
-service omero-web restart
-{% if not doc %}
-exec bash
-{% endif %}
diff --git a/test/Dockerfile_ubuntu1804 b/test/Dockerfile_ubuntu1804
deleted file mode 100644
index c2340fa9..00000000
--- a/test/Dockerfile_ubuntu1804
+++ /dev/null
@@ -1,34 +0,0 @@
-# Dockerfile for testing the OMERO Linux installation instructions
-# Not intended for production use
-FROM ubuntu:18.04
-MAINTAINER ome-devel@lists.openmicroscopy.org.uk
-
-# RUN update-locale LANG=C.UTF-8
-ENV LANG C.UTF-8
-
-ADD ./omeroweb-install-test.zip /tmp
-RUN apt-get update && apt-get -y install unzip cron
-RUN unzip /tmp/omeroweb-install-test.zip -d /tmp
-
-
-# This is so that scripts can detect whether they're in docker
-RUN echo 'export container=docker' > /etc/profile.d/docker.sh
-
-ARG ICEVER=3.6
-ARG WEBPORT=80
-ARG WEBPREFIX
-ARG WEBSESSION
-ARG WEBSERVER_CONF
-ARG WEBSERVER_NAME
-ARG PYTHONVER
-
-RUN ICEVER=$ICEVER \
-    WEBPORT=$WEBPORT WEBPREFIX=$WEBPREFIX WEBSESSION=$WEBSESSION \
-    WEBSERVER_CONF=$WEBSERVER_CONF WEBSERVER_NAME=$WEBSERVER_NAME \
-    PYTHONVER=$PYTHONVER \
-    /tmp/omeroweb-install-test/omeroweb-install-ubuntu1804-ice${ICEVER}
-
-EXPOSE 22 80
-
-ENV RUNPATH="/tmp/omeroweb-install-test/ubuntu1804-ice${ICEVER}/run"
-CMD ["/bin/bash", "-c", "-e", "$RUNPATH"]