Webmin Actions Log reports incorrect description after Postfix change

webmin version 1.500
virtualmin version 3.75.gpl

Action taken:

• Webmin > Servers > Postfix Mail Server
• Click on "Delivery Rates" icon
• Change "Max number of recipients per message delivery" from 50 to 40
• Click on Save and Apply

Now review items in Actions Log

• Webmin > Webmin > Webmin Actions Log
• Leave options at defaults (look for everything for today) click on "Search"
• On search results page, under "Action" column,
  action reads "Changed address rewriting and masquerading" ,
  should read "Changed Delivery Rates"
• Click on "Changed address rewriting and masquerading" to open log entry
• On "Action Details" page,
  description reads "Changed address rewriting and masquerading",
  should read "Changed Delivery Rates"

On Action Details page, entry "Generated by script" contains "postfix/save_opts.cgi"