diff --git a/shells/tcsh/tcsh.desc b/shells/tcsh/tcsh.desc
index 51ebff2a2..a9ec52fb4 100644
--- a/shells/tcsh/tcsh.desc
+++ b/shells/tcsh/tcsh.desc
@@ -21,6 +21,8 @@
 [T] line editor, command and file name completion, listing, etc. and a bunch of
 [T] small additions to the shell itself.
 
+[U] http://www.tcsh.org/
+
 [A] William Joy and many others
 [M] The OpenSDE Community <list@opensde.org>