diff --git a/http-web-services.html b/http-web-services.html
index 88cb1f1..4ba8b0a 100755
--- a/http-web-services.html
+++ b/http-web-services.html
@@ -410,7 +410,7 @@ Writing /usr/local/lib/python3.0/dist-packages/httplib2-python3_0.5.0.egg-info</
 <li><code>us-ascii</code>
 </ol>
 
-<p>And that&#8217;s just for <abbr>XML</abbr> documents. For <abbr>HTML</abbr> documents, web browsers have constructed such <a type=application/pdf href=http://www.adambarth.com/papers/2009/barth-caballero-song.pdf>byzantine rules for content-sniffing</a> [<abbr>PDF</abbr>] that <a href=http://www.google.com/search?q=barth+content-type+processing+model>we&#8217;re still trying to figure them all out</a>.
+<p>And that&#8217;s just for <abbr>XML</abbr> documents. For <abbr>HTML</abbr> documents, web browsers have constructed such <a type=application/pdf href=http://www.adambarth.com/papers/2009/barth-caballero-song.pdf>byzantine rules for content-sniffing</a> [<abbr>PDF</abbr>] that <a href='http://www.google.com/search?q=barth+content-type+processing+model'>we&#8217;re still trying to figure them all out</a>.
 
 <p>&#8220;<a href=http://code.google.com/p/httplib2/source/checkout>Patches welcome</a>.&#8221;