--- a/proximity/Overview.html	Tue Jul 10 11:27:00 2012 -0400
+++ b/proximity/Overview.html	Tue Jul 10 11:30:56 2012 -0400
@@ -357,7 +357,8 @@
       <h2>Acknowledgements</h2>
       <p>
         Doug Turner for the initial prototype. All Device APIs working group
-        participants who have sent helpful feedback.
+        participants who have sent helpful feedback. Marcos Caceres for his
+        excellent work on the test suite.
       </p>
     </section>
   </body>