diff --git a/config.sub b/config.sub
index 51394d3..defe52c 100755
--- a/config.sub
+++ b/config.sub
@@ -4,7 +4,7 @@
 
 # shellcheck disable=SC2006,SC2268 # see below for rationale
 
-timestamp='2023-09-15'
+timestamp='2023-09-19'
 
 # 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
@@ -1825,7 +1825,7 @@ case $kernel-$os-$obj in
 		;;
 	managarm-mlibc*- | managarm-kernel*- )
 		;;
-	windows*-gnu*- | windows*-msvc*-)
+	windows*-msvc*-)
 		;;
 	-dietlibc*- | -newlib*- | -musl*- | -relibc*- | -uclibc*- | -mlibc*- )
 		# These are just libc implementations, not actual OSes, and thus
diff --git a/doc/config.sub.1 b/doc/config.sub.1
index d5ca2a8..01102c2 100644
--- a/doc/config.sub.1
+++ b/doc/config.sub.1
@@ -1,5 +1,5 @@
 .\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.48.5.
-.TH CONFIG.SUB "1" "September 2023" "GNU config.sub (2023-09-15)" "User Commands"
+.TH CONFIG.SUB "1" "September 2023" "GNU config.sub (2023-09-19)" "User Commands"
 .SH NAME
 config.sub \- validate and canonicalize a configuration triplet
 .SH SYNOPSIS
diff --git a/testsuite/config-sub.data b/testsuite/config-sub.data
index 7fb234c..f36bea2 100644
--- a/testsuite/config-sub.data
+++ b/testsuite/config-sub.data
@@ -897,7 +897,6 @@ x86_64-sortix					x86_64-pc-sortix
 x86_64-twizzler				x86_64-pc-twizzler
 x86_64-unknown-ptx				x86_64-sequent-ptx
 x86_64-windows					x86_64-pc-windows
-x86_64-windows-gnu				x86_64-pc-windows-gnu
 x86_64-windows-msvc				x86_64-pc-windows-msvc
 x86_64-wrs-vxworks				x86_64-wrs-vxworks
 x86_64-wrs-vxworks-simlinux			x86_64-wrs-vxworks-simlinux