diff --git a/mu4e/Makefile.am b/mu4e/Makefile.am
index ef40768e..b82e4aea 100644
--- a/mu4e/Makefile.am
+++ b/mu4e/Makefile.am
@@ -27,6 +27,7 @@ dist_lisp_LISP=			\
 	mu4e-about.el		\
 	mu4e-actions.el		\
 	mu4e-compose.el		\
+	mu4e-contrib.el		\
 	mu4e-draft.el		\
 	mu4e-headers.el		\
 	mu4e-lists.el		\
diff --git a/mu4e/mu4e-contrib.el b/mu4e/mu4e-contrib.el
new file mode 100644
index 00000000..7de35ec8
--- /dev/null
+++ b/mu4e/mu4e-contrib.el
@@ -0,0 +1,41 @@
+;;; mu4e-contrib.el -- part of mu4e, the mu mail user agent
+;;
+;; Copyright (C) 2013 Dirk-Jan C. Binnema
+
+;; This file is not part of GNU Emacs.
+;;
+;; GNU Emacs is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; Some user-contributed functions for mu4e
+
+;; Contributed by sabof
+
+(defun mu4e-headers-mark-all-unread-read ()
+  "Put a ! \(read) mark on all visible unread messages"
+  (interactive)
+  (mu4e-headers-mark-for-each-if
+   (cons 'read nil)
+   (lambda (msg param)
+     (memq 'unread (mu4e-msg-field msg :flags)))))
+
+(defun mu4e-headers-flag-all-read ()
+  "Flag all visible messages as \"read\""
+  (interactive)
+  (mu4e-headers-mark-all-unread-read)
+  (mu4e-mark-execute-all t))
+
+
+(provide 'mu4e-contrib)