diff --git a/index.html b/index.html
index 0cf935ce..25f3532e 100644
--- a/index.html
+++ b/index.html
@@ -2403,9 +2403,9 @@ <h3>HTML Element Role Mappings</h3>
                 <p><span class="general">Styles used are mapped to text attributes on the accessible object.</span></p>
                 <div class="ifaces"> <span class="type">Interfaces: </span> <code>AtkText</code>; <code>AtkHypertext</code></div>
                 <p></p></td>
-              <td class="ax"><div class="role"> <span class="type">AXRole: </span><code>AXGroup</code> </div>
-                <div class="subrole"> <span class="type">AXSubrole: </span><code>?</code> </div>
-                <div class="roledesc"> <span class="type">AXRoleDescription: </span><code>"highlighted content"</code> </div></td>
+              <td class="ax"><div class="role"> <span class="type">AXRole: </span><code>AXGroup</code></div>
+                <div class="subrole"> <span class="type">AXSubrole: </span><code>(nil)</code></div>
+                <div class="roledesc"> <span class="type">AXRoleDescription: </span><code>"highlighted content"</code></div></td>
                 <td class="comments"></td>
             </tr>
             <tr tabindex="-1" id="el-math">
@@ -5904,6 +5904,7 @@ <h3>Change Log</h3>
         <section>
           <h4>Substantive changes since moving entirely to the Web Platform Working Group (01-Oct-2016)</h4>
           <ul>
+            <li>23-Jan-2018: Updated AXAPI mappings for the <code>mark</code> element.</li>
             <li>08-Jan-2018: Updated mappings for the <code>input</code> element with the <code>type</code> attribute in the Color state. See <a href="https://github.com/w3c/html-aam/issues/48">GitHub issue #48</a>.</li>
             <li>06-Jan-2018: Updated IA2 mappings for the <code>pre</code>, <code>q</code>, and <code>ruby</code> elements, and the <code>multiple</code> attribute for the <code>input</code> element. See <a href="https://github.com/w3c/html-aam/issues/94">GitHub issue #94</a>.</li>
             <li>18-Dec-2017: Rewrote first paragraph in Introduction</> to better reflect the relationship between the HTML-AAM and CORE-AAM specifications. See <a href="https://github.com/w3c/html-aam/issues/66">GitHub issue #66</a>.</li>