diff --git a/roles/database_server/molecule/default/prepare.yml b/roles/database_server/molecule/default/prepare.yml
index 3952e4e70a8bf1a3a6d9ce580fbc482f652b714d..7580d991ea2bc20941a54862f99a0c011d0b1fa1 100644
--- a/roles/database_server/molecule/default/prepare.yml
+++ b/roles/database_server/molecule/default/prepare.yml
@@ -22,52 +22,52 @@
   become: true
   tasks:
 
-  - name: Install MariaDB
-    apt:
-      name:
-        - mariadb-client
-        - mariadb-server
-        - python3-mysqldb
-      state: present
+    - name: Install MariaDB
+      apt:
+        name:
+          - mariadb-client
+          - mariadb-server
+          - python3-mysqldb
+        state: present
 
-  - name: Enable and start MariaDB
-    service:
-      name: mysql
-      state: started
-      enabled: true
+    - name: Enable and start MariaDB
+      service:
+        name: mysql
+        state: started
+        enabled: true
 
-  - name: Set password for the root database user (creating separate entry for different hosts)
-    mysql_user:
-      check_implicit_admin: true
-      name: root
-      host: "{{ item }}"
-      password: "root_password"
-    with_items:
-      - "localhost"
-      - "127.0.0.1"
-      - "::1"
-      - "{{ ansible_hostname }}"
+    - name: Set password for the root database user (creating separate entry for different hosts)
+      mysql_user:
+        check_implicit_admin: true
+        name: root
+        host: "{{ item }}"
+        password: "root_password"
+      with_items:
+        - "localhost"
+        - "127.0.0.1"
+        - "::1"
+        - "{{ ansible_hostname }}"
 
-  - name: Deploy username and password for the root database user
-    copy:
-      src: "deprecated-root-my.cnf"
-      dest: "/root/.my.cnf"
-      owner: root
-      group: root
-      mode: 0400
+    - name: Deploy username and password for the root database user
+      copy:
+        src: "deprecated-root-my.cnf"
+        dest: "/root/.my.cnf"
+        owner: root
+        group: root
+        mode: 0400
 
-  - name: Disable use of unix socket login
-    command: "mysql -B -e \"update mysql.user set plugin='' where user='root' and plugin='unix_socket'; flush privileges;\""
+    - name: Disable use of unix socket login
+      command: "mysql -B -e \"update mysql.user set plugin='' where user='root' and plugin='unix_socket'; flush privileges;\""
 
-  - name: Create Debian system maintenance user
-    mysql_user:
-      name: debian-sys-maint
-      password: debian-sys-maint-password
+    - name: Create Debian system maintenance user
+      mysql_user:
+        name: debian-sys-maint
+        password: debian-sys-maint-password
 
-  - name: Deploy Debian system maintenance user login configuration
-    copy:
-      src: "deprecated-debian.cnf"
-      dest: "/etc/mysql/debian.cnf"
-      owner: root
-      group: root
-      mode: 0600
+    - name: Deploy Debian system maintenance user login configuration
+      copy:
+        src: "deprecated-debian.cnf"
+        dest: "/etc/mysql/debian.cnf"
+        owner: root
+        group: root
+        mode: 0600
diff --git a/roles/database_server/molecule/default/tests/test_default.py b/roles/database_server/molecule/default/tests/test_default.py
index fe7698082e23b2cd3577a007ff96b9cd113f3ca5..4e17994c5de3b2b4aa99c8b2be450cf89071a1b1 100644
--- a/roles/database_server/molecule/default/tests/test_default.py
+++ b/roles/database_server/molecule/default/tests/test_default.py
@@ -143,7 +143,7 @@ def test_debian_system_maintenance_configuration_file(host):
     Tests if the Debian system maintenance configuration file has been
     set-up properly.
     """
-    
+
     with host.sudo():
         config = host.file("/etc/mysql/debian.cnf")