diff --git a/app/templates/main_nav.html b/app/templates/main_nav.html
index d78cdd3ca..379147688 100644
--- a/app/templates/main_nav.html
+++ b/app/templates/main_nav.html
@@ -9,8 +9,8 @@
     <li><a href="{{ url_for('.manage_service_templates', service_id=service_id) }}">Templates</a></li>
   </ul>
   <ul>
-    <li><a href="{{ url_for('.api_keys', service_id=123) }}">API keys</a></li>
-    <li><a href="{{ url_for('.documentation', service_id=123) }}">Developer documentation</a></li>
+    <li><a href="{{ url_for('.api_keys', service_id=service_id) }}">API keys</a></li>
+    <li><a href="{{ url_for('.documentation', service_id=service_id) }}">Developer documentation</a></li>
   </ul>
   <ul>
     <li><a href="{{ url_for('.manage_users', service_id=service_id) }}">Manage users</a></li>