diff --git a/afu/README.md b/afu/README.md
index 2acd99b..09dbdf6 100644
--- a/afu/README.md
+++ b/afu/README.md
@@ -223,6 +223,30 @@ Clone the repository `script` to your site with:
 
 ## Connecting to MariaDB database
 
+### Install mariadb database
+
+	$ yay -S mariadb
+
+Configure the database with e.g.
+
+	$ sudo mariadb-install-db --user=mysql --basedir=/usr --datadir=/var/lib/mysql
+
+Enable and start the database service with:
+	
+	$ sudo systemctrl enable mariadb.service
+	$ sudo systemctrl start mariadb.service
+
+#### Create a user "om" who has only access to the database table
+
+	# mariadb
+
+	CREATE DATABASE callbook;
+
+	GRANT ALL PRIVILEGES ON callbook.* TO 'om'@'localhost' IDENTIFIED BY 'oe3tkt';
+
+	FLUSH PRIVILEGES;
+	QUIT;
+
 ## Install python-mariadb
 
 	$ yay -S python-mysql-connector