diff --git a/README.md b/README.md
index ec404521..67401068 100644
--- a/README.md
+++ b/README.md
@@ -208,13 +208,13 @@ ssh:
   user: app
 ```
 
-If you are using non-root user, you need to bootstrap your servers manually, before using them with MRSK. On Ubuntu, you'd do:
+If you are using non-root user (`app` as above example), you need to bootstrap your servers manually, before using them with MRSK. On Ubuntu, you'd do:
 
 ```bash
 sudo apt update
 sudo apt upgrade -y
 sudo apt install -y docker.io curl git
-sudo usermod -a -G docker ubuntu
+sudo usermod -a -G docker app
 ```
 
 ### Using a proxy SSH host