diff --git a/README.md b/README.md
index aa03b89..dbe17f3 100644
--- a/README.md
+++ b/README.md
@@ -101,6 +101,8 @@ __SQLITE_DATABASE__:
 - `SQLITE_DATABASE` Name of the database using sqlite
 
 __MYSQL/MariaDB__:
+- `MYSQL_ROOT_USER` Name of mysql / mariadb root user.
+- `MYSQL_ROOT_PASSWORD` Root Password of the database, used to create the MYSQL_USER, MYSQL_PASSWORD, and MYSQL_DATABASE.
 - `MYSQL_DATABASE` Name of the database using mysql / mariadb. 
 - `MYSQL_USER` Username for the database using mysql / mariadb.
 - `MYSQL_PASSWORD` Password for the database user using mysql / mariadb.