**To update a response plan** The following ``update-response-plan`` example removes a chat channel from the specified response plan. :: aws ssm-incidents update-response-plan \ --arn "arn:aws:ssm-incidents::111122223333:response-plan/Example-Response-Plan" \ --chat-channel '{"empty":{}}' This command produces no output. For more information, see `Incident preparation <https://docs.aws.amazon.com/incident-manager/latest/userguide/incident-response.html>`__ in the *Incident Manager User Guide*.