diff --git a/conf/postfix_add_mailboxes.conf.sample b/conf/postfix_add_mailboxes.conf.sample
index 98c68b7..6d22ab2 100644
--- a/conf/postfix_add_mailboxes.conf.sample
+++ b/conf/postfix_add_mailboxes.conf.sample
@@ -61,8 +61,8 @@
 # -    mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
 # -
 # - Defaults to:
-# -    '/etc/mysql/debian.cnf' if MySQL is installed from debian package system
-# -    '/usr/local/mysql/sys-maint.cnf' otherwise
+# -    '--defaults-file=/etc/mysql/debian.cnf' if MySQL is installed from debian package system
+# -    '--defaults-file=/usr/local/mysql/sys-maint.cnf' otherwise
 # -
 #mysql_credential_args=""