diff --git a/share/man/man4/zstty.4 b/share/man/man4/zstty.4
index eda01867bb46..88e50c706038 100644
--- a/share/man/man4/zstty.4
+++ b/share/man/man4/zstty.4
@@ -1,4 +1,4 @@
-.\"	$NetBSD: zstty.4,v 1.10 2007/01/01 16:58:00 wiz Exp $
+.\"	$NetBSD: zstty.4,v 1.11 2007/05/12 20:46:33 pavel Exp $
 .\"
 .\" Copyright (c) 1997 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -34,7 +34,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd January 1, 2007
+.Dd May 12, 2007
 .Dt ZSTTY 4
 .Os
 .Sh NAME
@@ -45,7 +45,7 @@
 .Tn Zilog
 8530 serial communications interface
 .Sh SYNOPSIS
-.Ss alpha
+.Ss alpha ( DEC 3000 )
 .Cd "zsc0	at ioasic? offset 0x100000"
 .Cd "zsc1	at ioasic? offset 0x180000"
 .Cd "zstty0	at zsc0 channel ?	# serial ports on B channels"