diff --git a/content/en/docs/concepts/extend-kubernetes/_index.md b/content/en/docs/concepts/extend-kubernetes/_index.md
index cc5ba809ec..a2d24e3cb2 100644
--- a/content/en/docs/concepts/extend-kubernetes/_index.md
+++ b/content/en/docs/concepts/extend-kubernetes/_index.md
@@ -7,6 +7,10 @@ reviewers:
 - lavalamp
 - cheftako
 - chenopis
+feature:
+  title: Designed for extensibility
+  description: >
+    Add features to your Kubernetes cluster without changing upstream source code.
 content_type: concept
 no_list: true
 ---