diff --git a/gnu/packages/cdrom.scm b/gnu/packages/cdrom.scm
index cf8d1c4034..6d544b8fcf 100644
--- a/gnu/packages/cdrom.scm
+++ b/gnu/packages/cdrom.scm
@@ -3,7 +3,7 @@
 ;;; Copyright © 2013, 2014 Andreas Enge <andreas@enge.fr>
 ;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
 ;;; Copyright © 2015 Paul van der Walt <paul@denknerd.org>
-;;; Copyright © 2015, 2016, 2017, 2018, 2019, 2020, 2021 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2015, 2016, 2017, 2018, 2019, 2020 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016 Alex Kost <alezost@gmail.com>
 ;;; Copyright © 2016 Marius Bakke <mbakke@fastmail.com>
 ;;; Copyright © 2017 John Darrington <jmd@gnu.org>
@@ -156,10 +156,14 @@ (define-public libcdio-paranoia
 libcdio.")
     (license gpl3+)))
 
+;; Xorriso is used by Guix for creating ISO images. If you change this package,
+;; please make sure the Guix functionality still works by running some related
+;; system tests.
+;; For example, try running `make check-system TESTS=iso-image-installer`.
 (define-public xorriso
   (package
     (name "xorriso")
-    (version "1.5.4.pl02")
+    (version "1.5.2")
     (outputs '("out" "gui"))
     (source (origin
              (method url-fetch)
@@ -167,7 +171,7 @@ (define-public xorriso
                                  version ".tar.gz"))
              (sha256
               (base32
-               "0wi92lxpm3dcjglmmfbh4z37w8jmbx0qmhh98gvzbjwx98ykkiry"))))
+               "1rqpzj95f70jfwpn4lamasfgqpizjsipz12aprdhri777b4zas9v"))))
     (build-system gnu-build-system)
     (arguments
      `(#:phases