diff --git a/reference/var/functions/unserialize.xml b/reference/var/functions/unserialize.xml
index ae63857acc..8b760264d8 100644
--- a/reference/var/functions/unserialize.xml
+++ b/reference/var/functions/unserialize.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.13 $ -->
+<!-- $Revision: 1.14 $ -->
 <!-- splitted from ./en/functions/var.xml, last change in rev 1.2 -->
   <refentry id="function.unserialize">
    <refnamediv>
@@ -13,7 +13,6 @@
      <methodsynopsis>
       <type>mixed</type><methodname>unserialize</methodname>
       <methodparam><type>string</type><parameter>str</parameter></methodparam>
-      <methodparam choice="opt"><type>string</type><parameter>callback</parameter></methodparam>
      </methodsynopsis>
     <simpara>
      <function>unserialize</function> takes a single serialized
@@ -37,11 +36,6 @@
       available in PHP 4.2.0. 
      </para>
     </note>
-    <note>
-     <para>
-     The <parameter>callback</parameter> parameter was added in PHP 4.2.0
-     </para>
-    </note>
     <para>
      If the variable being unserialized is an object, after successfully 
      reconstructing the object PHP will automatically attempt to call the