diff --git a/start.sh b/start.sh
index 4715df8..2594dcb 100755
--- a/start.sh
+++ b/start.sh
@@ -1,3 +1,5 @@
 #!/usr/bin/env bash
 
+# About 'docker compose' and 'docker-compose'
+# We are using Docker Compose in plugin mode with Docker. For more details, see: https://docs.docker.com/compose/install/linux/. If you need to use the standalone Docker Compose, you can modify the command `docker compose` to `docker-compose` accordingly.
 docker compose -p openvpn-master up -d --build