diff --git a/language/predefined/serializable/serialize.xml b/language/predefined/serializable/serialize.xml
index cb95d77832..9c51725402 100644
--- a/language/predefined/serializable/serialize.xml
+++ b/language/predefined/serializable/serialize.xml
@@ -44,6 +44,7 @@
   <para>
    <simplelist>
     <member><link linkend="object.sleep">__sleep()</link></member>
+    <member><link linkend="object.serialize">__serialize()</link></member>
    </simplelist>
   </para>
  </refsect1>
diff --git a/language/predefined/serializable/unserialize.xml b/language/predefined/serializable/unserialize.xml
index 3eb63ba182..ff89786e36 100644
--- a/language/predefined/serializable/unserialize.xml
+++ b/language/predefined/serializable/unserialize.xml
@@ -55,6 +55,7 @@
   <para>
    <simplelist>
     <member><link linkend="object.wakeup">__wakeup()</link></member>
+    <member><link linkend="object.unserialize">__unserialize()</link></member>
    </simplelist>
   </para>
  </refsect1>