diff --git a/ChangeLog b/ChangeLog
index 46c8e2d..8322ec8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2001-08-21  matthew green  <mrg@eterna.com.au>
+
+	* config.guess (sparc*:NetBSD:*): Use $MACHINE_ARCH, not $MACHINE.
+
 2001-08-13  Ben Elliston  <bje@redhat.com>
 
 	* config.sub: Handle complete system name for elxsi.
diff --git a/config.guess b/config.guess
index 3110b9a..cd430f6 100755
--- a/config.guess
+++ b/config.guess
@@ -3,7 +3,7 @@
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
 #   Free Software Foundation, Inc.
 
-timestamp='2001-08-09'
+timestamp='2001-08-21'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -333,6 +333,9 @@ EOF
     aushp:SunOS:*:*)
 	echo sparc-auspex-sunos${UNAME_RELEASE}
 	exit 0 ;;
+    sparc*:NetBSD:*)
+	echo `uname -p`-unknown-netbsd${UNAME_RELEASE}
+	exit 0 ;;
     atari*:OpenBSD:*:*)
 	echo m68k-unknown-openbsd${UNAME_RELEASE}
 	exit 0 ;;