diff --git a/reference/datetime/datetimezone/construct.xml b/reference/datetime/datetimezone/construct.xml
index 69cfeeb537..ccff9509f5 100644
--- a/reference/datetime/datetimezone/construct.xml
+++ b/reference/datetime/datetimezone/construct.xml
@@ -33,7 +33,8 @@
      <term><parameter>timezone</parameter></term>
      <listitem>
       <para>
-       One of the supported <link linkend="timezones">timezone names</link>.
+       One of the supported <link linkend="timezones">timezone names</link>
+       or an offset value (+0200).
       </para>
      </listitem>
     </varlistentry>
@@ -57,6 +58,30 @@
   </para>
  </refsect1>
 
+ <refsect1 role="changelog">
+  &reftitle.changelog;
+  <para>
+   <informaltable>
+    <tgroup cols="2">
+     <thead>
+      <row>
+       <entry>&Version;</entry>
+       <entry>&Description;</entry>
+      </row>
+     </thead>
+     <tbody>
+      <row>
+       <entry>5.5.10</entry>
+       <entry>
+        The <parameter>timezone</parameter> parameter accepts offset values.
+       </entry>
+      </row>
+     </tbody>
+    </tgroup>
+   </informaltable>
+  </para>
+ </refsect1>
+ 
  <refsect1 role="examples">
   &reftitle.examples;
   <para>