diff --git a/gnu/packages/xorg.scm b/gnu/packages/xorg.scm
index 3875765d2..e8bf99689 100644
--- a/gnu/packages/xorg.scm
+++ b/gnu/packages/xorg.scm
@@ -17,6 +17,7 @@
 ;;; Copyright © 2018 Tobias Geerinckx-Rice <address@hidden>
 ;;; Copyright © 2018 Kei Kebreau <address@hidden>
 ;;; Copyright © 2018 Oleg Pykhalov <address@hidden>
+;;; Copyright © 2018 Benjamin Slade <address@hidden@>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -6196,3 +6197,43 @@ and embedded platforms.")
 cursor to any point on the screen with a few key strokes.  It also simulates
 mouse click.  You can do everything mouse can do with a keyboard.")
     (license license:bsd-3)))
+
+(define-public transset-df
+  (package
+    (name "transset-df")
+    (version "6")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "http://forchheimer.se/" name "/" name "-" version
+                                  ".tar.gz"))
+              (sha256
+               (base32
+                "1vnykwwrv75miigbhmcwxniw8xnhsdyzhqydip2m9crxi2lwhqs5"))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'setenv
+           (lambda _
+             (setenv "CC" (which "gcc"))
+             #t))
+         (delete 'configure)
+         (delete 'check)
+         (replace 'install
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let* ((out (assoc-ref outputs "out"))
+                    (bin (string-append out "/bin")))
+               (mkdir-p bin)
+               (copy-file "transset-df" (string-append bin "/transset-df"))
+               #t))))))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (inputs `(("libxcomposite" ,libxcomposite)
+              ("libxdamager" ,libxdamage) ("libxrender" ,libxrender)))
+    (synopsis "Patched version of X.Org's transset with added functionality")
+    (description "A patched version of X.Org's transset with added functionality,
+including: selecting window by clicking (as transset), selecting
+windows by pointing select actual focused X11 window, selecting by
+window name or id, forcing toggle increase or decrease opacity")
+    (home-page "http://forchheimer.se/transset-df/")
+    (license x11)))