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@@ -78,7 +78,9 @@ You can of course speed things up using the <code class="literal">-j</code> and
 <code class="literal">make summary</code> to know what changed since the previous run.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_documentation"></a>25.5. Documentation</h2></div></div></div><p>The documentation is always right.</p><p>If you think you have found a mistake in the documentation,
 this is a bug. You can either open a ticket or send a pull
 request.</p><p>To make sure that the documentation changes work, install
-Asciidoc on your system and run <code class="literal">make docs</code>.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_feature_requests"></a>25.6. Feature requests</h2></div></div></div><p>If you have an awesome idea or need something that Erlang.mk
+the listed <a class="link" href="asciidoc.html" title="Chapter 12. AsciiDoc documentation">Requirements</a>
+<a class="xref" href="asciidoc.html" title="Chapter 12. AsciiDoc documentation">Chapter 12, <em>AsciiDoc documentation</em></a> on your system and
+run <code class="literal">make docs</code>.</p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="_feature_requests"></a>25.6. Feature requests</h2></div></div></div><p>If you have an awesome idea or need something that Erlang.mk
 doesn’t provide yet, open a ticket. Provide as much detail as
 possible.</p><p>If you have code, great! Open a pull request as previously
 explained.</p><p>If not, you can still improve your feature request by writing