diff --git a/reference/datetime/datetime.xml b/reference/datetime/datetime.xml
index 44774c9ac5..5ca5df0a94 100644
--- a/reference/datetime/datetime.xml
+++ b/reference/datetime/datetime.xml
@@ -236,6 +236,34 @@
 <!-- }}} -->
 
 
+ <section role="changelog" xml:id="datetime.changelog"><!-- {{{ -->
+  &reftitle.changelog;
+  <para>
+   <informaltable>
+    <tgroup cols="2">
+     <thead>
+      <row>
+       <entry>&Version;</entry>
+       <entry>&Description;</entry>
+      </row>
+     </thead>
+     <tbody>
+      <row>
+       <entry>5.2.2</entry>
+       <entry>
+        DateTime object comparison with the
+        <link linkend="language.operators.comparison">comparison operators</link>
+        changed to work as expected. Previously, all DateTime objects were
+        considered equal (using <literal>==</literal>).
+       </entry>
+      </row>
+     </tbody>
+    </tgroup>
+   </informaltable>
+  </para>
+ </section><!-- }}} -->
+
+
  </partintro>
 
  &reference.datetime.entities.datetime;