diff --git a/zabbix-authention-type-cli/README.md b/zabbix-authention-type-cli/README.md
index c28a264..5601826 100644
--- a/zabbix-authention-type-cli/README.md
+++ b/zabbix-authention-type-cli/README.md
@@ -5,5 +5,10 @@
 If you're locked out of Zabbix account due to reasons like LDAP server unreachable or forgot to set "Zabbix Super Admin" to LDAP admin user
 you can used this script to switch back to "Internal" authention method and login with local zabbix admin account
 
+### Note:
+- This script will only work for Zabbix server using MySQL for database
+
+### Demo
+