diff --git a/playbooks/playbook.yaml b/playbooks/playbook.yaml
index 8ebf8a7..b024e11 100644
--- a/playbooks/playbook.yaml
+++ b/playbooks/playbook.yaml
@@ -51,7 +51,6 @@
           - libapache2-mod-php8.2
           - python3-mysqldb
           - default-mysql-server
-          - composer
 
     - name: Install the firewall
       ansible.builtin.apt:
@@ -120,6 +119,21 @@
         host: localhost
         state: present
 
+    - name: Download Composer installer.
+      ansible.builtin.get_url:
+        url: https://getcomposer.org/installer
+        dest: /tmp/composer-installer.php
+        mode: "0755"
+    - name: Run Composer installer.
+      ansible.builtin.command: >
+        php composer-installer.php
+        chdir=/tmp
+        creates=/usr/local/bin/composer
+    - name: Mov Composer into globally-accessible location.
+      ansible.builtin.command: >
+        mv /tmp/composer.phar /usr/local/bin/composer
+        creates=/usr/local/bin/composer
+
     - name: Ensure Drupal directory exists.
       ansible.builtin.file:
         path: "{{ drupal_core_path }}"
@@ -134,7 +148,7 @@
     - name: Create Drupal project.
       community.general.composer:
         command: create-project
-        arguments: drupal/recommended-project:^10 "{{ drupal_core_path }}"
+        arguments: drupal/recommended-project:^9 "{{ drupal_core_path }}"
         working_dir: "{{ drupal_core_path }}"
         no_dev: true
       become_user: www-data
@@ -151,7 +165,7 @@
     - name: Add drush to the Drupal site with composer.
       community.general.composer:
         command: require
-        arguments: "drush/drush"
+        arguments: "drush/drush:^11"
         working_dir: "{{ drupal_core_path }}"
       become_user: www-data
       when: not drupal_composer_json.stat.exists
@@ -161,7 +175,7 @@
         vendor/bin/drush si -y --site-name="{{ drupal_site_name }}"
         --account-name=admin
         --account-pass=admin
-        --db-url=mysql://{{ domain }}:1234@localhost/{{ domain }}
+        --db-url=mysql:://{{ domain }}:1234@localhost/{{ domain }}
         --root={{ drupal_core_path }}/web
         chdir={{ drupal_core_path }}
         creates={{ drupal_core_path }}/web/sites/default/settings.php