diff --git a/man/crypttab.xml b/man/crypttab.xml
index 668e51dc06..9030015b0e 100644
--- a/man/crypttab.xml
+++ b/man/crypttab.xml
@@ -369,7 +369,7 @@
                         <programlisting>luks       UUID=2505567a-9e27-4efe-a4d5-15ad146c258b
 swap       /dev/sda7       /dev/urandom             swap
 truecrypt  /dev/sda2       /etc/container_password  tcrypt
-hidden     /mnt/tc_hidden  /null                    tcrypt-hidden,tcrypt-keyfile=/etc/keyfile</programlisting>
+hidden     /mnt/tc_hidden  /dev/null                tcrypt-hidden,tcrypt-keyfile=/etc/keyfile</programlisting>
                 </example>
         </refsect1>