diff --git a/README.md b/README.md
index 37c41f1..73cea8a 100644
--- a/README.md
+++ b/README.md
@@ -2,17 +2,18 @@
 Arionum (ARO) cryptocurrency node
 
 
-Requires php 7.1 and php-gmp
+Requires php 7.1, mysql/mariadb and php-gmp
 
 This app should only be run in the main directory of the domain/subdomain, ex: http://111.111.111.111/
 
 Installation:
+1. Install MySQL or MariaDB and create a database and a user.
 
-1. Edit include/config.inc.php and set the DB login data
+2. Edit include/config.inc.php and set the DB login data
 
-2. Change permissions to tmp and tmp/db-update to 777 (chmod 777 tmp -R)
+3. Change permissions to tmp and tmp/db-update to 777 (chmod 777 tmp -R)
 
-3. Access the http://ip-or-domain and refresh once
+4. Access the http://ip-or-domain and refresh once
 
 Official website: https://www.arionum.com