diff --git a/roles/services/defaults/main.yaml b/roles/services/defaults/main.yaml
index cd6c649..2c20952 100644
--- a/roles/services/defaults/main.yaml
+++ b/roles/services/defaults/main.yaml
@@ -25,6 +25,7 @@ mariadb_requeriments:
 certificates:
   - { content: '{{ ca_verdnatura_deprecated }}', dest: '/etc/mysql/ca.pem', mode: 'u=rw,g=r,o=r' }
   - { content: '{{ cert_mysql }}', dest: '/etc/mysql/cert.pem', mode: 'u=rw,g=r,o=r' }
+  - { content: '{{ cert_mysql_key }}', dest: '/etc/mysql/key.pem', mode: 'u=rw,g=,o=' }
 required_directories:
   - { path: /mnt/local-backup, owner: root, group: root, mode: 'u=rwx,g=rx,o=rx' }
   - { path: /mnt/mysqlbin, owner: root, group: root, mode: 'u=rwx,g=rx,o=rx' }