diff --git a/roles/wsgi_website/tasks/main.yml b/roles/wsgi_website/tasks/main.yml
index d2d9a8f521a4767f6112386b2a7e8094a7c33ccd..bc3d8493041e42bbf38218b8ecc5ef5e791c310c 100644
--- a/roles/wsgi_website/tasks/main.yml
+++ b/roles/wsgi_website/tasks/main.yml
@@ -1,23 +1,23 @@
 ---
 
 - name: Create WSGI website group
-  group:
+  ansible.builtin.group:
     name: "{{ user }}"
     gid: "{{ uid | default(omit) }}"
     state: present
 
 - name: Create WSGI website admin user
-  user:
+  ansible.builtin.user:
     name: "{{ admin }}"
     uid: "{{ admin_uid | default(omit) }}"
     group: "{{ user }}"
-    shell: /bin/bash
+    ansible.builtin.shell: /bin/bash
     createhome: true
     home: "{{ home }}"
     state: present
 
 - name: Set-up directory for storing user profile configuration files
-  file:
+  ansible.builtin.file:
     path: "{{ home }}/.profile.d"
     state: directory
     owner: "{{ admin }}"
@@ -25,7 +25,7 @@
     mode: "0750"
 
 - name: Deploy profile configuration file for auto-activating the virtual environment
-  copy:
+  ansible.builtin.copy:
     src: "profile_virtualenv.sh"
     dest: "{{ home }}/.profile.d/virtualenv.sh"
     owner: root
@@ -33,7 +33,7 @@
     mode: "0640"
 
 - name: Deploy profile configuration file for setting environment variables
-  template:
+  ansible.builtin.template:
     src: "environment.sh.j2"
     dest: "{{ home }}/.profile.d/environment.sh"
     owner: root
@@ -41,7 +41,7 @@
     mode: "0640"
 
 - name: Create WSGI website user
-  user:
+  ansible.builtin.user:
     name: "{{ user }}"
     uid: "{{ uid | default(omit) }}"
     group: "{{ user }}"
@@ -53,10 +53,10 @@
     # This is a workaround for a rather stupid bug that Debian seems
     # uninterested to backport -
     # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=865762
-    shell: /bin/sh
+    ansible.builtin.shell: /bin/sh
 
 - name: Add nginx user to website group
-  user:
+  ansible.builtin.user:
     name: www-data
     groups: "{{ user }}"
     append: true
@@ -66,7 +66,7 @@
 # Ownership set to root so Postfix would not check if correct user owns the
 # file.
 - name: Set-up forwarding for mails delivered to local application user/admin
-  template:
+  ansible.builtin.template:
     src: "forward.j2"
     dest: "{{ home }}/.forward"
     owner: root
@@ -74,7 +74,7 @@
     mode: "0640"
 
 - name: Install extra packages for website
-  apt:
+  ansible.builtin.apt:
     name: "{{ packages }}"
     state: present
   register: install_extra_packages
@@ -82,7 +82,7 @@
     - Restart WSGI services
 
 - name: Retrieve requested Python interpreter version
-  command:
+  ansible.builtin.command:
     argv:
       - "{{ python_interpreter }}"
       - "-c"
@@ -91,7 +91,7 @@
   register: python_interpreter_version
 
 - name: Retrieve virtual environment Python interpreter version (if initialised)
-  command:
+  ansible.builtin.command:
     argv:
       - "{{ home }}/virtualenv/bin/python"
       - "-c"
@@ -102,7 +102,7 @@
   register: virtualenv_python_version
 
 - name: Retrieve virtual environment prompt
-  command:
+  ansible.builtin.command:
     argv:
       - "bash"
       - "-c"
@@ -112,7 +112,7 @@
   register: current_virtualenv_prompt
 
 - name: Remove virtual environment in case of mismatches
-  file:
+  ansible.builtin.file:
     path: "{{ home }}/virtualenv"
     state: absent
   when: |
@@ -123,7 +123,7 @@
     - Restart WSGI services
 
 - name: Create directory for storing the Python virtual environment
-  file:
+  ansible.builtin.file:
     path: "{{ home }}/virtualenv"
     state: directory
     owner: "{{ admin }}"
@@ -131,14 +131,14 @@
     mode: "02750"
 
 - name: Create Python virtual environment
-  command: '/usr/bin/virtualenv --python "{{ python_interpreter }}" --prompt "{{ virtualenv_prompt }}" "{{ home }}/virtualenv"'
+  ansible.builtin.command: '/usr/bin/virtualenv --python "{{ python_interpreter }}" --prompt "{{ virtualenv_prompt }}" "{{ home }}/virtualenv"'
   args:
     creates: "{{ home }}/virtualenv/bin/{{ python_interpreter | basename }}"
   become: true
   become_user: "{{ admin }}"
 
 - name: Configure project directory for the Python virtual environment
-  template:
+  ansible.builtin.template:
     src: "venv_project.j2"
     dest: "{{ home }}/virtualenv/.project"
     owner: "{{ admin }}"
@@ -146,7 +146,7 @@
     mode: "0640"
 
 - name: Deploy virtualenv wrapper
-  template:
+  ansible.builtin.template:
     src: "venv_exec.j2"
     dest: "{{ home }}/virtualenv/bin/exec"
     owner: "{{ admin }}"
@@ -154,7 +154,7 @@
     mode: "0750"
 
 - name: Set-up directory for storing requirements file for upgrade checks
-  file:
+  ansible.builtin.file:
     path: "{{ pip_check_requirements_upgrades_directory }}/{{ fqdn }}"
     state: directory
     owner: root
@@ -162,7 +162,7 @@
     mode: "0750"
 
 - name: Deploy WSGI requirements files for upgrade checks
-  template:
+  ansible.builtin.template:
     src: "{{ item }}.j2"
     dest: "{{ pip_check_requirements_upgrades_directory }}/{{ fqdn }}/{{ item }}"
     owner: root
@@ -173,7 +173,7 @@
     - wsgi_requirements.txt
 
 - name: Deploy Gunicorn requirements file for installation purposes
-  template:
+  ansible.builtin.template:
     src: "wsgi_requirements.txt.j2"
     dest: "{{ home }}/.wsgi_requirements.txt"
     owner: "{{ admin }}"
@@ -183,7 +183,7 @@
 - name: Install Gunicorn via requirements file
   become: true
   become_user: "{{ admin }}"
-  pip:
+  ansible.builtin.pip:
     requirements: "{{ home }}/.wsgi_requirements.txt"
     state: present
     virtualenv: "{{ home }}/virtualenv"
@@ -194,7 +194,7 @@
 - name: Install additional packages in Python virtual environment
   become: true
   become_user: "{{ admin }}"
-  pip:
+  ansible.builtin.pip:
     name: "{{ virtualenv_packages }}"
     state: present
     virtualenv: "{{ home }}/virtualenv"
@@ -204,7 +204,7 @@
     - Restart WSGI services
 
 - name: Deploy systemd socket configuration for website
-  template:
+  ansible.builtin.template:
     src: "systemd_wsgi_website.socket.j2"
     dest: "/etc/systemd/system/{{ fqdn }}.socket"
     owner: root
@@ -216,7 +216,7 @@
     - Restart WSGI services
 
 - name: Deploy systemd service configuration for website
-  template:
+  ansible.builtin.template:
     src: "systemd_wsgi_website.service.j2"
     dest: "/etc/systemd/system/{{ fqdn }}.service"
     owner: root
@@ -228,13 +228,13 @@
     - Restart WSGI services
 
 - name: Enable the website service
-  service:
+  ansible.builtin.service:
     name: "{{ fqdn }}"
     enabled: true
     state: started
 
 - name: Create directory where static files can be served from
-  file:
+  ansible.builtin.file:
     path: "{{ home }}/htdocs/"
     state: directory
     owner: "{{ admin }}"
@@ -242,7 +242,7 @@
     mode: "02750"
 
 - name: Deploy nginx TLS private key for website
-  copy:
+  ansible.builtin.copy:
     dest: "/etc/ssl/private/{{ fqdn }}_https.key"
     content: "{{ https_tls_key }}"
     owner: root
@@ -252,7 +252,7 @@
     - Restart nginx
 
 - name: Deploy nginx TLS certificate for website
-  copy:
+  ansible.builtin.copy:
     dest: "/etc/ssl/certs/{{ fqdn }}_https.pem"
     content: "{{ https_tls_certificate }}"
     owner: root
@@ -262,7 +262,7 @@
     - Restart nginx
 
 - name: Deploy configuration file for checking certificate validity via cron
-  copy:
+  ansible.builtin.copy:
     content: "/etc/ssl/certs/{{ fqdn }}_https.pem"
     dest: "/etc/check_certificate/{{ fqdn }}_https.conf"
     owner: root
@@ -270,7 +270,7 @@
     mode: "0644"
 
 - name: Deploy nginx configuration file for website
-  template:
+  ansible.builtin.template:
     src: "nginx_site.j2"
     dest: "/etc/nginx/sites-available/{{ fqdn }}"
     owner: root
@@ -281,7 +281,7 @@
     - Restart nginx
 
 - name: Enable nginx website
-  file:
+  ansible.builtin.file:
     src: "/etc/nginx/sites-available/{{ fqdn }}"
     dest: "/etc/nginx/sites-enabled/{{ fqdn }}"
     state: link
@@ -289,7 +289,7 @@
     - Restart nginx
 
 - name: Set-up empty list of WSGI services to restart
-  set_fact:
+  ansible.builtin.set_fact:
     wsgi_services_to_restart: []
   when: "wsgi_services_to_restart is not defined"
   tags:
@@ -299,7 +299,7 @@
   # [no-handler] Tasks that run when changed should likely be handlers
   #   This specific task is used in order to work around inability of Ansible
   #   to provide properly parametrised handlers for reusable roles.
-  set_fact:
+  ansible.builtin.set_fact:
     wsgi_services_to_restart: "{{ wsgi_services_to_restart + [fqdn] }}"
   when: |
     fqdn not in wsgi_services_to_restart and
@@ -313,7 +313,7 @@
     - handlers
 
 - name: Explicitly run all handlers
-  include_tasks: ../handlers/main.yml
+  ansible.builtin.include_tasks: ../handlers/main.yml
   when: "run_handlers | default(False) | bool()"
   tags:
     - handlers