diff --git a/doc/LAST_MINUTE b/doc/LAST_MINUTE
index 62eddee8194e..312b6c7e4433 100644
--- a/doc/LAST_MINUTE
+++ b/doc/LAST_MINUTE
@@ -1,6 +1,6 @@
-#	$NetBSD: LAST_MINUTE,v 1.2.60.3 2020/03/31 05:08:40 martin Exp $
+#	$NetBSD: LAST_MINUTE,v 1.2.60.4 2024/05/04 18:57:00 martin Exp $
 
-This file contains important information on the NetBSD 8.2 release that
+This file contains important information on the NetBSD 8.3 release that
 did not make it into the main documentation.
 
 [all]
diff --git a/external/gpl2/groff/tmac/mdoc.local b/external/gpl2/groff/tmac/mdoc.local
index 648c4cc7a7a2..ad4ea95d4c06 100644
--- a/external/gpl2/groff/tmac/mdoc.local
+++ b/external/gpl2/groff/tmac/mdoc.local
@@ -1,4 +1,4 @@
-.\" $NetBSD: mdoc.local,v 1.2.4.7 2020/04/14 15:50:27 martin Exp $
+.\" $NetBSD: mdoc.local,v 1.2.4.8 2024/05/04 18:56:59 martin Exp $
 .\"
 .\" Copyright (c) 2003, 2004 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -44,9 +44,9 @@
 .as doc-str-St--ieee1275-94     " (\*[Lq]\*[doc-Tn-font-size]Open Firmware\*[doc-str-St]\*[Rq])
 .
 .\" Default .Os value
-.ds doc-operating-system NetBSD\~8.2_STABLE
+.ds doc-operating-system NetBSD\~8.3
 .\" Default footer operating system value
-.ds doc-default-operating-system NetBSD\~8.2_STABLE
+.ds doc-default-operating-system NetBSD\~8.3
 .\" Other known versions, not yet in groff distribution
 .ds doc-operating-system-NetBSD-1.3.3  1.3.3
 .ds doc-operating-system-NetBSD-1.6.3  1.6.3
@@ -65,6 +65,7 @@
 .ds doc-operating-system-NetBSD-8.0    8.0
 .ds doc-operating-system-NetBSD-8.1    8.1
 .ds doc-operating-system-NetBSD-8.2    8.2
+.ds doc-operating-system-NetBSD-8.3    8.3
 .ds doc-operating-system-FreeBSD-4.11  4.11
 .ds doc-operating-system-FreeBSD-5.4   5.4
 .ds doc-operating-system-FreeBSD-5.5   5.5
diff --git a/sys/sys/param.h b/sys/sys/param.h
index 707a3f408c98..02963e5eb974 100644
--- a/sys/sys/param.h
+++ b/sys/sys/param.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: param.h,v 1.542.2.11 2021/02/06 15:22:19 martin Exp $	*/
+/*	$NetBSD: param.h,v 1.542.2.12 2024/05/04 18:56:59 martin Exp $	*/
 
 /*-
  * Copyright (c) 1982, 1986, 1989, 1993
@@ -67,7 +67,7 @@
  *	2.99.9		(299000900)
  */
 
-#define	__NetBSD_Version__	802000000	/* NetBSD 8.2_STABLE */
+#define	__NetBSD_Version__	803000000	/* NetBSD 8.3 */
 
 #define __NetBSD_Prereq__(M,m,p) (((((M) * 100000000) + \
     (m) * 1000000) + (p) * 100) <= __NetBSD_Version__)