<section xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude" version="5.0" xml:id="ssec-relnotes-1.8"> <title>Release 1.8 (TBA)</title> <itemizedlist> <listitem><para>Derivations can specify the new special attribute <varname>allowedRequisites</varname>, which has a similar meaning to <varname>allowedReferences</varname>. But instead of only enforcing to explicitly specify the immediate references, it requires the derivation to specify all the dependencies recursively (hence the name, requisites) that are used by the resulting output.</para></listitem> </itemizedlist> </section>