diff --git a/docs/INSTALL-digital-ocean.md b/docs/INSTALL-digital-ocean.md
index c516a952d..60e050729 100644
--- a/docs/INSTALL-digital-ocean.md
+++ b/docs/INSTALL-digital-ocean.md
@@ -134,14 +134,16 @@ To **upgrade Discourse to the latest version**, visit `/admin/docker` and follow
 The `launcher` command in the `/var/docker` folder can be used for various kinds of maintenance:
 
 ```
-Usage: launcher COMMAND CONFIG
+Usage: launcher COMMAND CONFIG [--skip-prereqs]
 Commands:
     start:      Start/initialize a container
     stop:       Stop a running container
     restart:    Restart a container
     destroy:    Stop and remove a container
+    enter:      Use nsenter to enter a container
     ssh:        Start a bash shell in a running container
     logs:       Docker logs for container
+    mailtest:   Test the mail settings in a container
     bootstrap:  Bootstrap a container for the config based on a template
     rebuild:    Rebuild a container (destroy old, bootstrap, start new)
 ```