diff --git a/hledger/Hledger/Cli/Main.hs b/hledger/Hledger/Cli/Main.hs
index 1b1a1eabf..9c01b716e 100644
--- a/hledger/Hledger/Cli/Main.hs
+++ b/hledger/Hledger/Cli/Main.hs
@@ -69,7 +69,7 @@ main = do
   run' opts addons args
     where
       run' opts@CliOpts{command_=cmd} addons args
-       -- delicate, eg ADDONCOMMAND --version; add tests before changing
+       -- delicate, add tests before changing (eg --version, ADDONCMD --version, INTERNALCMD --version)
        | (null matchedaddon) && "version" `in_` (rawopts_ opts)         = putStrLn progversion
        | (null matchedaddon) && "binary-filename" `in_` (rawopts_ opts) = putStrLn $ binaryfilename progname
        | null cmd                                        = putStr $ showModeHelp mainmode'