diff --git a/inxi b/inxi
index c9e82fe..a173c22 100755
--- a/inxi
+++ b/inxi
@@ -148,6 +148,7 @@
 ####  gawk arrays: http://www.math.utah.edu/docs/info/gawk_12.html
 ####  raid mdstat: http://www-01.ibm.com/support/docview.wss?uid=isg3T1011259
 ####               http://www.howtoforge.com/replacing_hard_disks_in_a_raid1_array
+####               https://raid.wiki.kernel.org/index.php/Mdstat
 ########################################################################
 ####  TESTING FLAGS
 ####  inxi supports advanced testing triggers to do various things, using -! <arg>