From f7f08140c0d4dc2eadc32d1028168a21c1d5aa1f Mon Sep 17 00:00:00 2001
From: Pekka Paalanen <pq@iki.fi>
Date: Tue, 30 Dec 2025 11:41:29 +0200
Subject: [PATCH] doc: fix a root element validation error

Once I got XML validation working in VSCode, it found an error:

  Document root element "preface", must match DOCTYPE root "chapter".

I guess DOCTYPE declares which element is used as root in the
file.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
---
 doc/publican/Foreword.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/publican/Foreword.xml b/doc/publican/Foreword.xml
index 46fda2be..97908356 100644
--- a/doc/publican/Foreword.xml
+++ b/doc/publican/Foreword.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='utf-8' ?>
-<!DOCTYPE chapter PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+<!DOCTYPE preface PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
 <!ENTITY % BOOK_ENTITIES SYSTEM "Wayland.ent">
 %BOOK_ENTITIES;