diff --git a/scheme/httpd/response.scm b/scheme/httpd/response.scm
index 79cd524..a06e192 100644
--- a/scheme/httpd/response.scm
+++ b/scheme/httpd/response.scm
@@ -244,8 +244,13 @@ response of a gateway.~%")
(format out "~%~%~A~%~%~%~%" message)
(format out "~%~A
~%" message))
-;; Creates a redirect response. The server will serve the new file indicated by
-;; NEW-LOCATION. NEW-LOCATION must be uri-encoded and begin with a slash.
+;; Creates a redirect response. The server will serve the new file
+;; indicated by NEW-LOCATION. NEW-LOCATION must be uri-encoded and
+;; begin with a slash. This is intended for CGI scripts. Note that
+;; the browser won't notice the redirect. Thus, it will keep the
+;; original URL. For "real" redirections, use
+;; (make-error-response (status-code moved-perm) req
+;; "new-location" "new-location").
(define (make-redirect-response new-location)
(make-response
(status-code redirect)