diff --git a/doc/man/rnano.1 b/doc/man/rnano.1
index 00b52fdd..b71f71c2 100644
--- a/doc/man/rnano.1
+++ b/doc/man/rnano.1
@@ -9,6 +9,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
+.\" $Id$
 .TH RNANO 1 "version 1.3.10" "November 21, 2005"
 .\" Please adjust this date whenever revising the manpage.
 .\"