diff --git a/share/man/man4/twe.4 b/share/man/man4/twe.4
index e3a4b44b3c76..f35fb0673891 100644
--- a/share/man/man4/twe.4
+++ b/share/man/man4/twe.4
@@ -1,4 +1,4 @@
-.\"	$NetBSD: twe.4,v 1.2 2000/10/20 15:14:25 ad Exp $
+.\"	$NetBSD: twe.4,v 1.3 2000/10/26 14:46:34 ad Exp $
 .\"
 .\" Copyright (c) 2000 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -62,7 +62,7 @@ Set the maximum queued command count to
 .Ar n
 commands.
 The default value is 128.
-The maximum value that the underlying hardware can support is 256.
+The maximum value that the underlying hardware can support is 255.
 .It Cd options TWE_MAX_PI_QUEUECNT=n
 Set the maximum per-unit queued command count to
 .Ar n
diff --git a/sys/dev/pci/twereg.h b/sys/dev/pci/twereg.h
index 9786950deb56..bf34bae94f06 100644
--- a/sys/dev/pci/twereg.h
+++ b/sys/dev/pci/twereg.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: twereg.h,v 1.1 2000/10/19 14:11:31 ad Exp $	*/
+/*	$NetBSD: twereg.h,v 1.2 2000/10/26 14:43:50 ad Exp $	*/
 
 /*-
  * Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -139,7 +139,7 @@
 #define	TWE_INIT_MESSAGE_CREDITS	0x100
 #define	TWE_INIT_CMD_PACKET_SIZE	0x3
 #define	TWE_SG_SIZE			62
-#define	TWE_MAX_CMDS			256
+#define	TWE_MAX_CMDS			255
 #define	TWE_Q_START			0
 #define	TWE_UNIT_INFORMATION_TABLE_BASE	0x300
 #define	TWE_IOCTL			0x80