diff --git a/ansible-role-elk/README.md b/ansible-role-elk/README.md
index cfd9336b..68c54514 100644
--- a/ansible-role-elk/README.md
+++ b/ansible-role-elk/README.md
@@ -34,3 +34,7 @@ MIT / BSD
 ## Author Information
 
 This role was created in 2014 by [Jeff Geerling](https://www.jeffgeerling.com/), author of [Ansible for DevOps](https://www.ansiblefordevops.com/).
+
+## Modified
+
+The playbooks have been modified by Wazuh, Inc, including some specific requirements, templates and configuration for integrating Elastic Stack and Wazuh ecosystem.