diff --git a/mu4e/mu4e-contrib.el b/mu4e/mu4e-contrib.el
index 8d930903..6ab16c57 100644
--- a/mu4e/mu4e-contrib.el
+++ b/mu4e/mu4e-contrib.el
@@ -41,6 +41,16 @@
 
 ;;;
 
+(defun mu4e-headers-mark-all ()
+  "Mark all messages within current query results and ask user to execute which action."
+  (interactive)
+  (mu4e-headers-mark-for-each-if
+   (cons 'something nil)
+   (lambda (msg param) t))
+  (mu4e-mark-execute-all))
+
+;;;
+
 (defun mu4e-shr2text ()
   "Html to text using the shr engine; this can be used in
 `mu4e-html2text-command' in a new enough emacs. Based on code by