diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index ccfd80901..b4a87376c 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -119,7 +119,7 @@ descriptions into alphabetical order.</para></listitem>
 
 </itemizedlist>
 
-<para>3.1 - September 21st, 2001</para>
+<para>3.0 - September 21st, 2001</para>
 
 <itemizedlist>