diff --git a/README.md b/README.md
index 0be3e6d84..cfa978d2b 100644
--- a/README.md
+++ b/README.md
@@ -238,6 +238,7 @@ The following environment variables can be used to configure Livebook on boot:
       * "cloudflare:<your-team-name (domain)>"
       * "google_iap:<your-audience (aud)>"
       * "tailscale:<tailscale-cli-socket-path>"
+      * "teleport:<teleport-cluster-address>"
       * "custom:YourElixirModule"
 
     See our authentication docs for more information: https://hexdocs.pm/livebook/authentication.html