use consistent version with tracker/lister
@@ -375,7 +375,7 @@ func (r *Reconciler) getChannel(ctx context.Context, sub *v1beta1.Subscription)
// to the cache we intend to use to pull the Channel from. This linkage
// is setup in NewController for r.tracker.
if err := r.tracker.TrackReference(tracker.Reference{
- APIVersion: "messaging.knative.dev/" + gvk.Version,
+ APIVersion: "messaging.knative.dev/v1beta1",
Kind: "Channel",
Namespace: sub.Namespace,
Name: sub.Spec.Channel.Name,
