diff --git a/dunst.c b/dunst.c
index 3efa7fc..fe67f4b 100644
--- a/dunst.c
+++ b/dunst.c
@@ -1,4 +1,4 @@
-/* copyright 2012 Sascha Kruse and contributors (see LICENSE for licensing information) */
+/* copyright 2012 - 2013 Sascha Kruse and contributors (see LICENSE for licensing information) */
 
 #define _GNU_SOURCE
 #define XLIB_ILLEGAL_ACCESS