diff --git a/share/man/man4/bpf.4 b/share/man/man4/bpf.4
index a55216e83660..126d57c8de5b 100644
--- a/share/man/man4/bpf.4
+++ b/share/man/man4/bpf.4
@@ -1,6 +1,6 @@
 .\" -*- nroff -*-
 .\"
-.\"	$NetBSD: bpf.4,v 1.40 2009/04/10 13:37:38 joerg Exp $
+.\"	$NetBSD: bpf.4,v 1.41 2009/06/05 08:40:51 jnemeth Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1992, 1993, 1994
 .\"	The Regents of the University of California.  All rights reserved.
@@ -332,7 +332,7 @@ will start receiving SIGIO's when packets
 arrive.
 Note that you must do an
 .Dv FIOSETOWN
-in order for this to take affect, as
+in order for this to take effect, as
 the system will not default this for you.
 The signal may be changed via
 .Dv BIOCSRSIG .