diff --git a/docs/serving/configuring-the-autoscaler.md b/docs/serving/configuring-the-autoscaler.md
index bbcd57b04..3d43e8b00 100644
--- a/docs/serving/configuring-the-autoscaler.md
+++ b/docs/serving/configuring-the-autoscaler.md
@@ -179,8 +179,9 @@ template.
 spec:
   template:
     metadata:
-      autoscaling.knative.dev/metric: concurrency
-      autoscaling.knative.dev/class: hpa.autoscaling.knative.dev
+      annotations:
+        autoscaling.knative.dev/metric: concurrency
+        autoscaling.knative.dev/class: hpa.autoscaling.knative.dev
 ```
 
 ## Additional resources