diff --git a/extension/observer/k8sobserver/README.md b/extension/observer/k8sobserver/README.md
index 291ccdea8a650..ae52b5866b2fb 100644
--- a/extension/observer/k8sobserver/README.md
+++ b/extension/observer/k8sobserver/README.md
@@ -201,6 +201,7 @@ data:
         endpoint: <OTLP_ENDPOINT>
 
     service:
+      extensions: [k8s_observer]
       pipelines:
         metrics:
           receivers: [receiver_creator]
@@ -320,4 +321,4 @@ EOF
 ```
 
 This will give the collector, running as the `otelcontribcol` service account in the `default` namespace the permission to read
-pods, ingresses and services from the `my-namespace` namespace.
\ No newline at end of file
+pods, ingresses and services from the `my-namespace` namespace.