diff --git a/_includes/landing-page/extensions-banner.html b/_includes/landing-page/extensions-banner.html
index 31371af846..a942ce35b9 100644
--- a/_includes/landing-page/extensions-banner.html
+++ b/_includes/landing-page/extensions-banner.html
@@ -11,7 +11,7 @@
             <img src="/images/extensions.PNG" alt="extensions" />
             </div>
         <div class="col-xs-12 col-md-6 col-lg-4 text-center">
-          <a class="btn" href="http://www.docs.docker.com/desktop/extensions-sdk/" target="_blank">
+          <a class="btn" href="https://www.docs.docker.com/desktop/extensions-sdk/" target="_blank">
            Start building
           </a>
         </div>