diff --git a/404.html b/404.html
index 3981d69..05e91f8 100644
--- a/404.html
+++ b/404.html
@@ -49,4 +49,5 @@
 <li><a href="/quickstart/">Run the 10-minute quickstart</a> or <a href="/marketplace/">search integrations</a></li>
 <li><a href="/community/">Community and partners</a> or <a href="/go/">the agentic controls</a></li>
 </ul></section></main>
+<script src="/supernav.js"></script>
 </body></html>
diff --git a/marketplace/index.html b/marketplace/index.html
index d5863f0..50a49cd 100644
--- a/marketplace/index.html
+++ b/marketplace/index.html
@@ -57,4 +57,5 @@
 </main>
 <footer class="site-footer"><div class="wrap foot-in"><div class="foot-brand"><a class="wordmark" href="/">AgenTrust</a><p class="tagline">Open specifications for verifiable AI</p></div><div class="foot-links"><a href="https://github.com/agentrust-io">GitHub</a><a href="https://discord.gg/grgzFEHgkj">Discord</a><a href="/">Ecosystem</a></div></div><div class="wrap foot-legal">Marketplace listings describe technical integrations, not endorsement, certification, or commercial availability.</div></footer>
 <script src="/marketplace/marketplace.js?v=5"></script>
+<script src="/supernav.js"></script>
 </body></html>