diff --git a/spec/custom/index.html b/spec/custom/index.html
index a1950b23..8e1c8eda 100644
--- a/spec/custom/index.html
+++ b/spec/custom/index.html
@@ -372,6 +372,7 @@ <h2 id="creating-and-passing-registries">Creating and Passing Registries</h2>
 <ul>
     <li>When <a href="http://dom.spec.whatwg.org/#interface-domimplementation"><code>DOMImplementation</code></a>'s <a href="http://dom.spec.whatwg.org/#dom-domimplementation-createdocument"><code>createDocument</code></a> method is invoked with <em>namespace</em> set to <a href="http://www.w3.org/1999/xhtml/">HTML Namespace</a> or when the <a href="http://dom.spec.whatwg.org/#dom-domimplementation-createhtmldocument"><code>createHTMLDocument</code></a> method is invoked, use the <a href="#dfn-registry">registry</a> of the associated <a href="http://dom.spec.whatwg.org/#concept-document">document</a> to the new instance.</li>
     <li>When creating an <a href="https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/imports/index.html#dfn-import">import</a>, use the <a href="#dfn-registry">registry</a> of the <a href="https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/imports/index.html#dfn-master-document">master document</a>.</li>
+    <li>When creating a <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/scripting-1.html#appropriate-template-contents-owner-document">template contents owner document</a>, use a new empty <a href="#dfn-registry">registry</a>.</li>
 </ul>
 
 <p>In all other cases, new <a href="http://dom.spec.whatwg.org/#concept-document">documents</a> <strong>must not</strong> have a <a href="#dfn-registry">registry</a>.</p>