diff --git a/docs/eventing/samples/apache-camel-source/source_http_poller.yaml b/docs/eventing/samples/apache-camel-source/source_http_poller.yaml
index ecc5a4e4d..5e41e2ec4 100644
--- a/docs/eventing/samples/apache-camel-source/source_http_poller.yaml
+++ b/docs/eventing/samples/apache-camel-source/source_http_poller.yaml
@@ -20,6 +20,7 @@ spec:
               name: Content-Type
               constant: application/json
   sink:
-    apiVersion: messaging.knative.dev/v1alpha1
-    kind: InMemoryChannel
-    name: camel-test
+    ref:
+      apiVersion: messaging.knative.dev/v1alpha1
+      kind: InMemoryChannel
+      name: camel-test
diff --git a/docs/eventing/samples/apache-camel-source/source_mqtt.yaml b/docs/eventing/samples/apache-camel-source/source_mqtt.yaml
index c4ed28571..d924efa4e 100644
--- a/docs/eventing/samples/apache-camel-source/source_mqtt.yaml
+++ b/docs/eventing/samples/apache-camel-source/source_mqtt.yaml
@@ -26,6 +26,7 @@ spec:
           - log:
               message: "Forwarding: ${body}"
   sink:
-    apiVersion: messaging.knative.dev/v1alpha1
-    kind: InMemoryChannel
-    name: camel-test
+    ref:
+      apiVersion: messaging.knative.dev/v1alpha1
+      kind: InMemoryChannel
+      name: camel-test
diff --git a/docs/eventing/samples/apache-camel-source/source_telegram.yaml b/docs/eventing/samples/apache-camel-source/source_telegram.yaml
index 21bbd99ee..4016514da 100644
--- a/docs/eventing/samples/apache-camel-source/source_telegram.yaml
+++ b/docs/eventing/samples/apache-camel-source/source_telegram.yaml
@@ -29,6 +29,7 @@ spec:
           - transform:
               simple: "${body.text}"
   sink:
-    apiVersion: messaging.knative.dev/v1alpha1
-    kind: InMemoryChannel
-    name: camel-test
+    ref:
+      apiVersion: messaging.knative.dev/v1alpha1
+      kind: InMemoryChannel
+      name: camel-test
diff --git a/docs/eventing/samples/apache-camel-source/source_timer.yaml b/docs/eventing/samples/apache-camel-source/source_timer.yaml
index 1798cb9dc..89c4705df 100644
--- a/docs/eventing/samples/apache-camel-source/source_timer.yaml
+++ b/docs/eventing/samples/apache-camel-source/source_timer.yaml
@@ -22,6 +22,7 @@ spec:
           - set-body:
               constant: Hello world!
   sink:
-    apiVersion: messaging.knative.dev/v1alpha1
-    kind: InMemoryChannel
-    name: camel-test
+    ref:
+      apiVersion: messaging.knative.dev/v1alpha1
+      kind: InMemoryChannel
+      name: camel-test