Hi Jacob, Nice catch, I would like to have this configurable, too. Jacob Adams writes: […] > + (address rsync-configuration-address ; string > + (default "")) We could just use ‘#f’ here with ‘string | #f’ comment. […] > + (if (not (string=? address "")) (string-append "address = " address "\n") "") > "port = " (number->string port-number) "\n" > "use chroot = " (if use-chroot? "true" "false") "\n" > (if uid (string-append "uid = " uid "\n") "") And here we could just ‘(if address (string-append ...) "")’. Could you send an updated patch, please? Thanks, Oleg.