--- a/man/crypttab.xml	2014-12-20 20:19:22.394511262 +0200
+++ b/man/crypttab.xml	2014-12-20 20:26:45.135430060 +0200
@@ -142,6 +142,18 @@
                         </varlistentry>
 
                         <varlistentry>
+                                <term><option>header=</option></term>
+
+                                <listitem><para>Use a detached (separated)
+                                metadata device or file where the LUKS header
+                                is stored. This option is only relevant for
+                                LUKS devices. See
+                                <citerefentry><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+                                for possible values and the default value of
+                                this option.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
                                 <term><option>keyfile-offset=</option></term>
 
                                 <listitem><para>Specifies the number of bytes to