How to update Amazon elasticbeanstalk CLI

When running command with eb:

it prompts me:

Alert: An update to this CLI is available.

But I do not find any options to update from command line options:

eb -h
usage: eb (sub-commands ...) [options ...] {arguments ...}

Welcome to the Elastic Beanstalk Command Line Interface (EB CLI).
For more information on a specific command, type 'eb {cmd} --help'.

commands:
  clone       Clones an environment.
  config      Edits the environment configuration settings or manages saved configurations.
  console     Opens the environment in the AWS Elastic Beanstalk Management Console.
  create      Creates a new environment.
  deploy      Deploys your source code to the environment.
  events      Gets recent events.
  init        Initializes your directory with the EB CLI. Creates the application.
  list        Lists all environments.
  logs        Gets recent logs.
  open        Opens the application URL in a browser.
  printenv    Shows the environment variables.
  scale       Changes the number of running instances.
  setenv      Sets environment variables.
  ssh         Opens the SSH client to connect to an instance.
  status      Gets environment information and status.
  swap        Swaps two environment CNAMEs with each other.
  terminate   Terminates the environment.
  use         Sets default environment.

optional arguments:
  -h, --help            show this help message and exit
  --debug               toggle debug output
  --quiet               suppress all output
  -v, --verbose         toggle verbose output
  --profile PROFILE     use a specific profile from your credential file
  -r REGION, --region REGION
                        use a specific region
  --no-verify-ssl       do not verify AWS SSL certificates
  --version             show application/version info

To get started type 'eb init'. Then type 'eb create' and 'eb open'

And do not find how in their official documentations EB CLI 3.x.

Thanks!