diff --git a/gnu/packages/connman.scm b/gnu/packages/connman.scm
index 5f17a0ea95..4a5c4e6d3c 100644
--- a/gnu/packages/connman.scm
+++ b/gnu/packages/connman.scm
@@ -4,6 +4,7 @@
 ;;; Copyright © 2017 Clément Lassieur <clement@lassieur.org>
 ;;; Copyright © 2017 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2017, 2018, 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -50,8 +51,18 @@
         (method url-fetch)
         (uri (string-append "mirror://kernel.org/linux/network/connman/"
                             "connman-" version ".tar.xz"))
-    (sha256
-     (base32 "0awkqigvhwwxiapw0x6yd4whl465ka8a4al0v2pcqy9ggjlsqc6b"))))
+        (sha256
+         (base32 "0awkqigvhwwxiapw0x6yd4whl465ka8a4al0v2pcqy9ggjlsqc6b"))
+        (modules '((guix build utils)))
+        (snippet
+         '(begin
+            ;; Install the D-Bus 'net.connman.service' file.  Note that we're
+            ;; patching something that is within an "if VPN", but that's OK
+            ;; since we build VPN support.
+            (substitute* "Makefile.in"
+              (("dbusservice_DATA =")
+               "dbusservice_DATA = src/net.connman.service "))
+            #t))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags