--- a/spec/latest/json-ld-api/index.html	Fri Mar 30 16:09:14 2012 +0800
+++ b/spec/latest/json-ld-api/index.html	Fri Mar 30 22:47:57 2012 +0800
@@ -1333,8 +1333,9 @@
         <ol class="algorithm">
           <li>If <em>value</em> is a <tref>string</tref>, the compacted <em>value</em> is the result of performing
             <a href="#iri-compaction">IRI Compaction</a> on <em>value</em>.</li>
-          <li>Otherwise, the compacted <em>value</em> is the result of performing this algorithm on <em>value</em>
-            with the current <tref>active property</tref>.</li>
+          <li>Otherwise, <em>value</em> MUST be an array of strings. The compacted <em>value</em> is the result of
+            performing <a href="#iri-compaction">IRI Compaction</a> on every entry of <em>value</em>. If the array
+            contains just one entry, <em>value</em> is set to that entry's value.</li>
         </ol>
       </li>
       <li>Otherwise: