diff --git a/lisp/net/browse-url.el b/lisp/net/browse-url.el
index daa46baf8f2..11c5420f0ed 100644
--- a/lisp/net/browse-url.el
+++ b/lisp/net/browse-url.el
@@ -236,7 +236,7 @@ be used instead."
 
 (defcustom browse-url-button-regexp
   (concat
-   "\\b\\(\\(www\\.\\|\\(s?https?\\|ftp\\|file\\|gopher\\|gemini\\|"
+   "\\b\\(\\(www\\.\\|\\(s?https?\\|ftps?\\|file\\|gophers?\\|gemini\\|"
    "nntp\\|news\\|telnet\\|wais\\|mailto\\|info\\):\\)"
    "\\(//[-a-z0-9_.]+:[0-9]*\\)?"
    (let ((chars "-a-z0-9_=#$@~%&*+\\/[:word:]")