diff --git a/roles/backup_client/molecule/default/prepare.yml b/roles/backup_client/molecule/default/prepare.yml
index 8bd2d5b25faf4c7e24752fd7809ceff043252cb5..2b9e2e137365788216a5abab6af98a98e39bef64 100644
--- a/roles/backup_client/molecule/default/prepare.yml
+++ b/roles/backup_client/molecule/default/prepare.yml
@@ -7,11 +7,11 @@
   tasks:
 
     - name: Install python for Ansible
-      raw: test -e /usr/bin/python3 || (apt -y update && apt install -y python3-minimal)
+      ansible.builtin.raw: test -e /usr/bin/python3 || (apt -y update && apt install -y python3-minimal)
       changed_when: false
 
     - name: Update all caches to avoid errors due to missing remote archives
-      apt:
+      ansible.builtin.apt:
         update_cache: true
       changed_when: false
 
@@ -21,7 +21,7 @@
   tasks:
 
     - name: Deploy SSH server keys
-      copy:
+      ansible.builtin.copy:
         content: "{{ lookup('file', item.key) + '\n' }}"
         dest: "{{ item.value }}"
         owner: root
@@ -35,7 +35,7 @@
         - Restart ssh
 
     - name: Drop the outdated public keys
-      file:
+      ansible.builtin.file:
         path: "{{ item }}"
         state: absent
       with_items:
@@ -44,14 +44,14 @@
         - /etc/ssh/ssh_host_ecdsa_key.pub
 
     - name: Force the use of internal-sftp subsystem for SFTP
-      lineinfile:
+      ansible.builtin.lineinfile:
         path: /etc/ssh/sshd_config
         regexp: "^Subsystem.*sftp"
         line: "Subsystem sftp internal-sftp"
         state: present
 
     - name: Deploy custom SSH server configuration that chroots users
-      copy:
+      ansible.builtin.copy:
         src: "tests/data/backup_server-sshd-chroot_backup_users.conf"
         dest: "/etc/ssh/sshd_config.d/chroot_backup_users.conf"
         owner: root
@@ -61,16 +61,16 @@
         - Restart ssh
 
     - name: Set-up backup group that will contain all backup users
-      group:
+      ansible.builtin.group:
         name: "backup-users"
 
     - name: Set-up backup user groups
-      group:
+      ansible.builtin.group:
         name: "{{ item.name }}"
       with_items: "{{ backup_users }}"
 
     - name: Set-up backup users
-      user:
+      ansible.builtin.user:
         name: "{{ item.name }}"
         group: "{{ item.name }}"
         groups:
@@ -78,20 +78,20 @@
       with_items: "{{ backup_users }}"
 
     - name: Set-up authorised keys
-      authorized_key:
+      ansible.posix.authorized_key:
         user: "{{ item.name }}"
         key: "{{ item.key }}"
       with_items: "{{ backup_users }}"
 
     - name: Set-up port forwarding
-      command: "iptables -t nat -A PREROUTING -p tcp -m tcp --dport '{{ item }}' -j REDIRECT --to-ports 22"
+      ansible.builtin.command: "iptables -t nat -A PREROUTING -p tcp -m tcp --dport '{{ item }}' -j REDIRECT --to-ports 22"
       changed_when: false
       with_items:
         - 2222
         - 3333
 
     - name: Change ownership of home directories for SFTP chroot to work
-      file:
+      ansible.builtin.file:
         path: "/home/{{ item.name }}"
         state: directory
         owner: root
@@ -100,7 +100,7 @@
       with_items: "{{ backup_users }}"
 
     - name: Set-up duplicity backup directories
-      file:
+      ansible.builtin.file:
         path: "~{{ item.name }}/duplicity"
         state: directory
         owner: root
@@ -110,7 +110,7 @@
 
   handlers:
     - name: Restart ssh
-      service:
+      ansible.builtin.service:
         name: ssh
         state: restarted