diff --git a/lib/libc/net/inet6_option_space.3 b/lib/libc/net/inet6_option_space.3
index 50727252f51d..4914c86a65f9 100644
--- a/lib/libc/net/inet6_option_space.3
+++ b/lib/libc/net/inet6_option_space.3
@@ -1,4 +1,4 @@
-.\"	$NetBSD: inet6_option_space.3,v 1.6 2002/02/07 07:00:21 ross Exp $
+.\"	$NetBSD: inet6_option_space.3,v 1.7 2002/10/02 10:53:50 wiz Exp $
 .\"	$KAME: inet6_option_space.3,v 1.7 2000/05/17 14:32:13 itojun Exp $
 .\"
 .\" Copyright (c) 1983, 1987, 1991, 1993
@@ -63,7 +63,7 @@
 .Sh DESCRIPTION
 .\"
 Building and parsing the Hop-by-Hop and Destination options is
-complicated due to alignment constranints, padding and
+complicated due to alignment constraints, padding and
 ancillary data manipulation.
 RFC2292 defines a set of functions to help the application.
 The function prototypes for