diff --git a/content/en/docs/tasks/debug-application-cluster/core-metrics-pipeline.md b/content/en/docs/tasks/debug-application-cluster/core-metrics-pipeline.md
index f289704423..53185780f3 100644
--- a/content/en/docs/tasks/debug-application-cluster/core-metrics-pipeline.md
+++ b/content/en/docs/tasks/debug-application-cluster/core-metrics-pipeline.md
@@ -34,7 +34,9 @@ The API is no different from any other API:
 The API is defined in [k8s.io/metrics](https://github.com/kubernetes/metrics/blob/master/pkg/apis/metrics/v1beta1/types.go)
 repository. You can find more information about the API there.
 
+{{< note >}}
 **Note:** The API requires metrics server to be deployed in the cluster. Otherwise it will be not available.
+{{< /note >}}
 
 ## Metrics Server