diff --git a/README.txt b/README.txt
index b060cfc..a68b66f 100644
--- a/README.txt
+++ b/README.txt
@@ -21,6 +21,7 @@ PHP: 7.4.16
 Postfixadmin: 3.3.8
 Roundcubemail: 1.4.11
 Apache: 2.4.6
+Mariadb
 
 Reference Link:
 https://github.com/postfixadmin/postfixadmin