diff --git a/index.html b/index.html
index 05b287fc..b850859d 100644
--- a/index.html
+++ b/index.html
@@ -473,7 +473,7 @@ <h2><a href="#specifications-and-reports" class="anchor">🔗</a> Specifications
           </p>
         </li>
         <li>
-          <a href="https://maps4html.org/MapML/spec/">MapML specification</a>
+          <a href="https://maps4html.org/MapML-Specification/spec/">MapML specification</a>
           (<a href="https://github.com/Maps4HTML/MapML">GitHub repository</a>)
           <dfn data-report="draft"></dfn>
           <p>