diff --git a/layouts/index.html b/layouts/index.html
index b923c32..3d71027 100644
--- a/layouts/index.html
+++ b/layouts/index.html
@@ -787,7 +787,7 @@ <h3 id="signed-by">{{ T "topic08p06" | safeHTML}}</h3>
       <li>Mario Vasquez, UX Designer</li>
       <li>Jérémy Renard, webdesigner / front-end developer</li>
       <li>Jan Pettersson, UI developer</li>
-      <li>Jan Maarten, Designer & Accessibility Specialist</li>
+      <li>Jan Maarten CPWA, Senior Accessibility Designer, GitHub</li>
       <li>Benjamin de Oostfrees, Front-end web developer</li>
       <li>Zhiyang Ong, Ph.D. student, Texas A&M University</li>
       <li>Caroline Desrosiers, Founder & CEO of Scribely</li>