diff --git a/reference/mongodb/bson/utcdatetime/todatetime.xml b/reference/mongodb/bson/utcdatetime/todatetime.xml
index cef44bf40c..17e3577d66 100644
--- a/reference/mongodb/bson/utcdatetime/todatetime.xml
+++ b/reference/mongodb/bson/utcdatetime/todatetime.xml
@@ -26,7 +26,8 @@
   &reftitle.returnvalues;
   <para>
    Returns the <classname>DateTime</classname> representation of this
-   UTCDateTime.
+   UTCDateTime. The returned <classname>DateTime</classname> will use the UTC
+   time zone.
   </para>
  </refsect1>
 
@@ -48,7 +49,9 @@
 
 $utcdatetime = new MongoDB\BSON\UTCDateTime(1416445411987);
 $datetime = $utcdatetime->toDateTime();
-var_dump($datetime->format(DATE_RSS));
+var_dump($datetime->format('r'));
+var_dump($datetime->format('U.u'));
+var_dump($datetime->getTimezone());
 
 ?>
 ]]>
@@ -57,6 +60,13 @@ var_dump($datetime->format(DATE_RSS));
    <screen>
 <![CDATA[
 string(31) "Thu, 20 Nov 2014 01:03:31 +0000"
+string(17) "1416445411.987000"
+object(DateTimeZone)#3 (2) {
+  ["timezone_type"]=>
+  int(1)
+  ["timezone"]=>
+  string(6) "+00:00"
+}
 ]]>
    </screen>
   </example>