diff --git a/new-racket-web/web/download/mirror-link.rkt b/new-racket-web/web/download/mirror-link.rkt
index 82b965dd8f..10b2c252c1 100644
--- a/new-racket-web/web/download/mirror-link.rkt
+++ b/new-racket-web/web/download/mirror-link.rkt
@@ -32,7 +32,9 @@ Polling a URL can result in one of four options:
 
 |#
 
-(require net/url net/ftp net/sendmail)
+(require net/url net/ftp racket/lazy-require)
+
+(lazy-require [net/sendmail (send-mail-message)])
 
 ;; the mirrors file has (list url secs result) entries containing the url as a
 ;; string, the time it was checked (the result of `current-seconds'), and the