diff --git a/plugins/node.d/mysql_ b/plugins/node.d/mysql_
index f6db13607a..80c561e2e5 100755
--- a/plugins/node.d/mysql_
+++ b/plugins/node.d/mysql_
@@ -57,6 +57,7 @@ Non-default example:
     env.mysqlpassword ryuWyawEv
     env.cachenamespace munin_mysql_alt
   [mysql10_*]
+    user munin
     env.mysqluser munin
     env.mysqlconnection DBI:mysql:information_schema;mysql_read_default_file=/etc/munin/.my-10.cnf
     env.cachenamespace munin_mysql_10
@@ -67,10 +68,12 @@ Creating a munin user:
 
   CREATE USER 'munin'@'localhost' IDENTIFIED BY 'ryuWyawEv';
 
-  or with a unix_socket plugin (INSTALL PLUGIN unix_socket SONAME 'auth_socket')
+or with a unix_socket plugin (INSTALL PLUGIN unix_socket SONAME 'auth_socket')
 
   CREATE USER 'munin'@'localhost' IDENTIFIED WITH unix_socket;
 
+Note: requires 'user munin' in the configuration.
+
 The minimum required priviledges of the munin database user is:
 
   GRANT PROCESS, REPLICATION CLIENT ON *.* TO 'munin'@'localhost';