diff --git a/scripts/nping-brute.nse b/scripts/nping-brute.nse
index 1754400a8..be9d82c58 100644
--- a/scripts/nping-brute.nse
+++ b/scripts/nping-brute.nse
@@ -1,5 +1,8 @@
 description = [[
-Performs brute force password auditing against the nping echo service.
+Performs brute force password auditing against the Nping Echo service.
+
+See http://nmap.org/book/nping-man-echo-mode.html for Echo Mode
+documentation.
 ]]
 
 ---