diff --git a/roles/php_website/molecule/default/prepare.yml b/roles/php_website/molecule/default/prepare.yml
index d1c66159b20284c3e9f8bd40f8673ec6809accf9..70666084c706b9fb686296155221f48a65dd9119 100644
--- a/roles/php_website/molecule/default/prepare.yml
+++ b/roles/php_website/molecule/default/prepare.yml
@@ -2,21 +2,21 @@
 
 - name: Prepare
   hosts: all
-  gather_facts: False
+  gather_facts: false
   tasks:
     - name: Install python for Ansible
       raw: test -e /usr/bin/python || (apt -y update && apt install -y python-minimal)
-      become: True
-      changed_when: False
+      become: true
+      changed_when: false
 
 - hosts: all
-  become: yes
+  become: true
   tasks:
 
     - name: Update all caches to avoid errors due to missing remote archives
       apt:
-        update_cache: yes
-      changed_when: False
+        update_cache: true
+      changed_when: false
 
     - name: Set-up /etc/hosts entries
       lineinfile:
@@ -26,17 +26,17 @@
     - name: Install curl for testing redirects and webpage content
       apt:
         name: curl
-        state: installed
+        state: present
 
     - name: Install swaks for testing mail forwarding
       apt:
         name: swaks
-        state: installed
+        state: present
 
     - name: Install Postfix for testing mail forwarding (Exim4 not covered)
       apt:
         name: postfix
-        state: installed
+        state: present
 
     - name: Set-up group for an additional user
       group: