diff --git a/Agreements/CAcertCommunityAgreement.html b/Agreements/CAcertCommunityAgreement.html
index 24df0df..1bd8679 100644
--- a/Agreements/CAcertCommunityAgreement.html
+++ b/Agreements/CAcertCommunityAgreement.html
@@ -42,6 +42,7 @@
         Suggested <span class="change">additions in BLUE</span>, <span class="strike">strikes in blue</span>.<br />
         </p>
         <ul><li>
+    <a href="http://validator.w3.org/check?uri=referer"><img style="float: right; border-width: 0" src="http://www.w3.org/Icons/valid-xhtml11" alt="Valid XHTML 1.1" height="31" width="88" /></a>
         Iang <span class="change">20100716</span>: fixed up to deal with RDL and dropping of NRP-DaL.  Plus minor format changes, and to XHTML<br />
         </li></ul>
         <hr />