diff --git a/hosts/scripts/mysql_backup.sh b/hosts/scripts/mysql_backup.sh
index 5d8a184..2b3b104 100755
--- a/hosts/scripts/mysql_backup.sh
+++ b/hosts/scripts/mysql_backup.sh
@@ -35,10 +35,14 @@
 ## - INSERT INTO user (Host,User,authentication_string,Select_priv,Super_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv,Execute_priv,ssl_cipher,x509_issuer,x509_subject) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y','Y','Y','','','');
 ## -
 ## -
-## - Since MySQL 8.x - Password is now set by an extra statement - 'password'  function
-## -                   is no longer supported
+## - Since MySQL 8.x 
+## -    - Password is now set by an extra statement - 'password'  function  is no longer supported
+## -    - You need dynamic privilege BACKUP_ADMIN for user 'backup'
+## -
 ## - INSERT INTO user (Host,User,Select_priv,Super_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv,Execute_priv,ssl_cipher,x509_issuer,x509_subject) VALUES('localhost','backup','Y','Y','Y','Y','Y','Y','Y','','','');
 ## -
+## - GRANT BACKUP_ADMIN ON *.* TO 'backup'@'localhost';
+## -
 ## - ALTER USER 'backup'@'localhost' IDENTIFIED BY 'backup';
 ## -
 ## -