diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index 57b38f050..631742382 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -40,7 +40,7 @@
     appropriate for the entry or if needed the entire day's listitem.
     -->
     <listitem>
-      <para>2025-06-25</para>
+      <para>2025-06-15</para>
       <itemizedlist>
         <listitem>
           <para>[bdubbs] - Update to meson-1.8.2. Fixes