diff --git a/reference/xmlreader/xmlreader.xml b/reference/xmlreader/xmlreader.xml
index d0b0b58fab..c87d7669a4 100644
--- a/reference/xmlreader/xmlreader.xml
+++ b/reference/xmlreader/xmlreader.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 14767af0f05dffa6fdb9b49e1a1f4e9ca7022a60 Maintainer: takagi Status: ready -->
+<!-- EN-Revision: 66eeca1e7e130615865b8badbd67c5171bf60c9a Maintainer: takagi Status: ready -->
 <reference xml:id="class.xmlreader" role="class" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude">
  <title>XMLReader クラス</title>
  <titleabbrev>XMLReader</titleabbrev>
@@ -521,6 +521,29 @@
     </variablelist>
    </section>
   </section>
+
+  <section role="changelog">
+   &reftitle.changelog;
+   <informaltable>
+    <tgroup cols="2">
+     <thead>
+      <row>
+       <entry>&Version;</entry>
+       <entry>&Description;</entry>
+      </row>
+     </thead>
+     <tbody>
+      <row>
+       <entry>8.4.0</entry>
+       <entry>
+        クラス定数が型付けされました。
+       </entry>
+      </row>
+     </tbody>
+    </tgroup>
+   </informaltable>
+  </section>
+
 <!-- }}} -->
  </partintro>