diff --git a/systemd.el b/systemd.el
index a740327..3a48a75 100644
--- a/systemd.el
+++ b/systemd.el
@@ -4,6 +4,7 @@
 
 ;; Author: Mark Oteiza <mvoteiza@udel.edu>
 ;; Version: 1.2
+;; Package-Requires: ((emacs "24.3"))
 ;; Keywords: tools, unix
 
 ;; This file is free software; you can redistribute it and/or