-.\" Copyright (c) 1991 The Regents of the University of California.
-.\" All rights reserved.
+.\" Copyright (c) 1991, 1993
+.\" The Regents of the University of California. All rights reserved.
.\"
.\" %sccs.include.redist.roff%
.\"
-.\" @(#)update.8 6.6 (Berkeley) %G%
+.\" @(#)update.8 8.2 (Berkeley) %G%
.\"
.Dd
.Dt UPDATE 8
.Nm update
command helps protect the integrity of disk volumes
by flushing
-voliatile cached filesystem data
+volatile cached filesystem data
to disk at thirty second intervals.
.Nm Update
uses the
.Xr rc 8 ,
.Xr sync 8
.Sh BUGS
-It is possible on some systems, that a
+It is possible on some systems that a
.Xr sync
occuring simultaneously with a crash may cause
file system damage. See