diff --git a/nextcloud/ansible/roles/nextcloud/tasks/main.yml b/nextcloud/ansible/roles/nextcloud/tasks/main.yml
index 5faefea..5d58c03 100644
--- a/nextcloud/ansible/roles/nextcloud/tasks/main.yml
+++ b/nextcloud/ansible/roles/nextcloud/tasks/main.yml
@@ -385,6 +385,12 @@
 
 - name: Setup SMTP
   block:
+    - name: Unset Nextcloud's config.php read-only setting.
+      lineinfile:
+        path: "{{ nextcloud_path }}/config/config.php"
+        state: absent
+        regexp: "config_is_read_only"
+
     # TODO: Para que la configuración sea más flexible, debemos considerar que no todas estas variables se usan en todas las
     #       permutaciones de la configuración. Necesitamos separarlas.
     #
@@ -393,13 +399,21 @@
       ansible.builtin.shell:
         cmd: |
           /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpmode --value={{ mail_smtpmode }} --type=string
-          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtphost --value={{ mail_smtphost }} --type=string
+          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_sendmailmode --value={{ mail_sendmailmode }} --type=string
           /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpsecure --value={{ mail_smtpsecure }} --type=string
-          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpauth --value={{ mail_smtpauth }} --type=bool
-          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtppassword  --value={{ mail_smtppassword }} --type=string
-          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpport --value={{ mail_smtpport }} --type=string
           /usr/bin/php {{ nextcloud_occ }} config:system:set mail_from_address --value={{ mail_from_address}} --type=string
           /usr/bin/php {{ nextcloud_occ }} config:system:set mail_domain --value={{ mail_domain}} --type=string
+          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtphost --value={{ mail_smtphost }} --type=string
+          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpport --value={{ mail_smtpport }} --type=integer
+          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpauth --value={{ mail_smtpauth }} --type=integer
+          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtpname --value={{ mail_smtpname }} --type=string
+          /usr/bin/php {{ nextcloud_occ }} config:system:set mail_smtppassword  --value={{ mail_smtppassword }} --type=string
+      become: true
+      become_user: "{{ web_user }}"
+
+    - name: Set Nextcloud's config.php read only setting.
+      ansible.builtin.shell:
+        cmd: "/usr/bin/php {{ nextcloud_occ }} config:system:set config_is_read_only --value=true --type=bool"
       become: true
       become_user: "{{ web_user }}"
   tags: