--- a/spec/latest/json-ld-api/index.html	Fri Mar 01 13:03:55 2013 +0100
+++ b/spec/latest/json-ld-api/index.html	Fri Mar 01 13:29:11 2013 +0100
@@ -3952,15 +3952,17 @@
         <a>JsonLdProcessor</a> methods.</p>
       <dl title="dictionary JsonLdOptions" class="idl">
         <dt>DOMString base</dt>
-        <dd>The Base IRI to use when expanding the document. This overrides the value of
+        <dd>The Base IRI to use when expanding or compacting the document. This overrides the value of
           <em>input</em> if it is a <a>IRI</a>. If not specified and <em>input</em> is not
           an <a>IRI</a>, the base IRI defaults to the current document IRI if in a browser context,
           or the empty string if there is no document context.
-          <p class="issue atrisk" title="Feature at risk">The default value of this option
+          <p class="issue atrisk" title="Feature at risk" data-number="223">The default value of this option
             implies that all IRIs that cannot be compacted otherwise are transformed to relative IRIs
             during compaction. To avoid that data is being lost, developers thus have to store the
             base IRI along with the compacted document. This might be problematic in practice and
-            thus the default behavior might be changed in future.</p>
+            thus the default behavior might be changed in future. Furthermore, the relationship
+            of this option to the <code>@base</code> keyword (which is at risk) should be further
+            investigated.</p>
         </dd>
         <dt>boolean compactArrays = true</dt>
         <dd>If set to <code>true</code>, the JSON-LD processor replaces arrays with just