diff --git a/reference/mysqli/mysqli/insert-id.xml b/reference/mysqli/mysqli/insert-id.xml
index 6cdfe1bf02..b86a1ecc10 100644
--- a/reference/mysqli/mysqli/insert-id.xml
+++ b/reference/mysqli/mysqli/insert-id.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <refentry xml:id="mysqli.insert-id" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>mysqli->insert_id</refname>
@@ -12,11 +12,11 @@
   <para>Object oriented style (property):</para>
   <classsynopsis>
    <ooclass><classname>mysqli</classname></ooclass>
-   <fieldsynopsis><type>int</type><varname>insert_id</varname></fieldsynopsis>
+   <fieldsynopsis><type>mixed</type><varname>insert_id</varname></fieldsynopsis>
   </classsynopsis>
   <para>Procedural style:</para>
   <methodsynopsis>
-   <type>int</type><methodname>mysqli_insert_id</methodname>
+   <type>mixed</type><methodname>mysqli_insert_id</methodname>
    <methodparam><type>mysqli</type><parameter>link</parameter></methodparam>
   </methodsynopsis>
   <para>