diff --git a/linkerd.io/layouts/index.searchindex.json b/linkerd.io/layouts/index.searchindex.json
index ba7456bc88..af5a3b9ec2 100644
--- a/linkerd.io/layouts/index.searchindex.json
+++ b/linkerd.io/layouts/index.searchindex.json
@@ -1,3 +1,4 @@
+{{- /* Ouput a json search index of all docs in the 2.15 section */ -}}
 {{- $pages := where site.Pages "Section" "eq" "2.15" -}}
 {{- $.Scratch.Add "search-index" slice -}}
 {{- range $index, $page := $pages -}}