Intall Watchtower with E-Mail (Gmail) Notifications Use the following code to install watchtower with gmail notifications. See more information and documentation here. sudo docker run -d \ --name watchtower \ -v /var/run/docker.sock:/var/run/docker.sock \ -e WATCHTOWER_NOTIFICATIONS=email \ -e WATCHTOWER_NOTIFICATION_EMAIL_FROM=youremail@gmail.com \ -e WATCHTOWER_NOTIFICATION_EMAIL_TO=youremail@gmail.com \ -e WATCHTOWER_NOTIFICATION_EMAIL_SERVER=smtp.gmail.com \ -e WATCHTOWER_NOTIFICATION_EMAIL_SERVER_USER=youremail@gmail.com \ -e WATCHTOWER_NOTIFICATION_EMAIL_SERVER_PASSWORD=your-email-password \ -e WATCHTOWER_NOTIFICATION_EMAIL_DELAY=2 \ containrrr/watchtower Without email notifications sudo docker run -d \ --name watchtower \ -v /var/run/docker.sock:/var/run/docker.sock \ containrrr/watchtower