diff --git a/docs/eventing/channel-based-broker.md b/docs/eventing/channel-based-broker.md
index a47517866..75334a9c9 100644
--- a/docs/eventing/channel-based-broker.md
+++ b/docs/eventing/channel-based-broker.md
@@ -46,7 +46,7 @@ data:
   channelTemplateSpec: |
     apiVersion: messaging.knative.dev/v1alpha1
     kind: KafkaChannel
-    spec: |
+    spec:
       numPartitions: 3
       replicationFactor: 1
 ```