**To update a role alias** The following ``update-role-alias`` example updates the ``LightBulbRole`` role alias. :: aws iot update-role-alias \ --role-alias LightBulbRole \ --role-arn arn:aws:iam::123456789012:role/lightbulbrole-001 Output:: { "roleAlias": "LightBulbRole", "roleAliasArn": "arn:aws:iot:us-west-2:123456789012:rolealias/LightBulbRole" } For more information, see `UpdateRoleAlias <https://docs.aws.amazon.com/iot/latest/apireference/API_UpdateRoleAlias.html>`__ in the *AWS IoT API Reference*.