diff --git a/docs/eventing/channel-based-broker.md b/docs/eventing/channel-based-broker.md
index 754612cf1..5c6de218a 100644
--- a/docs/eventing/channel-based-broker.md
+++ b/docs/eventing/channel-based-broker.md
@@ -31,7 +31,7 @@ metadata:
   name: imc-channel
 data:
   channelTemplateSpec: |
-    apiVersion: messaging.knative.dev/v1alpha1
+    apiVersion: messaging.knative.dev/v1beta1
     kind: InMemoryChannel
 ```
 
diff --git a/docs/eventing/channels/default-channels.md b/docs/eventing/channels/default-channels.md
index 79ee22bec..6d6e6bc65 100644
--- a/docs/eventing/channels/default-channels.md
+++ b/docs/eventing/channels/default-channels.md
@@ -42,7 +42,7 @@ metadata:
 data:
   default-ch-config: |
     clusterDefault:
-      apiVersion: messaging.knative.dev/v1alpha1
+      apiVersion: messaging.knative.dev/v1beta1
       kind: InMemoryChannel
     namespaceDefaults:
       some-namespace:
@@ -65,7 +65,7 @@ the operator has selected for you.
 For example, this is a valid `Channel` object:
 
 ```yaml
-apiVersion: messaging.knative.dev/v1alpha1
+apiVersion: messaging.knative.dev/v1beta1
 kind: Channel
 metadata:
   name: my-channel
@@ -83,14 +83,14 @@ For example, this is the output when the default channel is set using the above
 `ConfigMap` configuration:
 
 ```yaml
-apiVersion: messaging.knative.dev/v1alpha1
+apiVersion: messaging.knative.dev/v1beta1
 kind: Channel
 metadata:
   name: my-channel
   namespace: default
 spec:
   channelTemplate:
-    apiVersion: messaging.knative.dev/v1alpha1
+    apiVersion: messaging.knative.dev/v1beta1
     kind: InMemoryChannel
 ```
 
diff --git a/docs/eventing/event-delivery.md b/docs/eventing/event-delivery.md
index 6d0fb8148..838fe2ec0 100644
--- a/docs/eventing/event-delivery.md
+++ b/docs/eventing/event-delivery.md
@@ -16,13 +16,13 @@ events to a dead letter sink.
 Knative Eventing offers fine-grained control on how events are delivered for each subscription by adding a `delivery` section. Consider this example:
 
 ```yaml
-apiVersion: messaging.knative.dev/v1alpha1
+apiVersion: messaging.knative.dev/v1beta1
 kind: Subscription
 metadata:
   name: with-dead-letter-sink
 spec:
   channel:
-    apiVersion: messaging.knative.dev/v1alpha1
+    apiVersion: messaging.knative.dev/v1beta1
     kind: InMemoryChannel
     name: default
   delivery:
diff --git a/docs/eventing/mt-channel-based-broker.md b/docs/eventing/mt-channel-based-broker.md
index 2c8d90ca0..6c325a6ea 100644
--- a/docs/eventing/mt-channel-based-broker.md
+++ b/docs/eventing/mt-channel-based-broker.md
@@ -32,7 +32,7 @@ metadata:
   name: imc-channel
 data:
   channelTemplateSpec: |
-    apiVersion: messaging.knative.dev/v1alpha1
+    apiVersion: messaging.knative.dev/v1beta1
     kind: InMemoryChannel
 ```