diff --git a/README.org b/README.org
index fe47806..068a198 100644
--- a/README.org
+++ b/README.org
@@ -3275,13 +3275,21 @@ Listing [[lst:configure-browse-url]] configures =browse-url=.
   (with-eval-after-load 'browse-url
     (defun browse-url-mpv (url &optional _)
       (start-process "mpv" nil "mpv" url))
-    (custom-set-variables
-     '(browse-url-browser-function
-       `((,(rx (or "https://www.youtube.com/" "https://youtu.be/")) . browse-url-mpv)
-         ("https://soundcloud.com/" . browse-url-mpv)
-         ("." . eww-browse-url)))
-     `(browse-url-generic-program ,(or (when (eq system-type 'darwin) "open")
-                                       (executable-find "firefox")))))
+    (if (version< emacs-version "28.0")
+        (custom-set-variables
+         '(browse-url-browser-function
+           `((,(rx (or "https://www.youtube.com/" "https://youtu.be/")) . browse-url-mpv)
+             ("https://soundcloud.com/" . browse-url-mpv)
+             ("." . eww-browse-url)))
+         `(browse-url-generic-program ,(or (when (eq system-type 'darwin) "open")
+                                           (executable-find "firefox"))))
+        (custom-set-variables
+         '(browse-url-handlers
+           `((,(rx (or "https://www.youtube.com/" "https://youtu.be/")) . browse-url-mpv)
+             ("https://soundcloud.com/" . browse-url-mpv)
+             ("." . eww-browse-url)))
+         `(browse-url-generic-program ,(or (when (eq system-type 'darwin) "open")
+                                           (executable-find "firefox"))))))
 #+end_src
 
 *** [[https://en.wikipedia.org/wiki/Eww_(web_browser)][Emacs Web Wowser]]