From 9e017dfbeaa44b7ec836d8145abf990f7e3e9f4b Mon Sep 17 00:00:00 2001
From: Alex Herbert <aherbert@apache.org>
Date: Sat, 7 Aug 2021 13:24:59 +0100
Subject: [PATCH] Add XML schema

---
 src/changes/changes.xml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index a4db83e21..04714991c 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -45,7 +45,9 @@ with a new-line in the release notes. (These spaces are ignored when displaying
 If the output is not quite correct, check for invisible trailing spaces!
 -->
 
-<document>
+<document xmlns="http://maven.apache.org/changes/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/changes/1.0.0 http://maven.apache.org/xsd/changes-1.0.0.xsd">
   <properties>
     <title>Apache Commons Math Release Notes</title>
   </properties>