--- doc/ngspice.texi.orig	Tue Aug 16 07:24:58 2005
+++ doc/ngspice.texi	Sat Dec 10 17:56:39 2005
@@ -7,6 +7,11 @@
 @setchapternewpage odd
 @c %**end of header
 
+@dircategory Utilities
+@direntry
+* NGSPICE: (ngspice).              NGSPICE User Manual
+@end direntry
+
 @c Summary Description and Copyright
 @copying
 Copyright 1996 The Regents of the University of California.
