diff --git a/html5/_main_toc.html.slim b/html5/_main_toc.html.slim
index 822d663c6..825c9b2cd 100644
--- a/html5/_main_toc.html.slim
+++ b/html5/_main_toc.html.slim
@@ -356,7 +356,10 @@ nav.sidebar-nav
             li.bd-sidenav-active
               a.nav-link href="/latest/aviate-health.html"
                 | Aviate Health
-    li    
+            li.bd-sidenav-active
+              a.nav-link href="/latest/aviate-metering.html"
+                | Aviate Metering
+    li
       .icon-title
         a.bd-toc-link.main-link role="button"
           | References