Update README.md

Author: NikolayS

README.md

@@ -53,7 +53,7 @@ And type `:dba <Enter>` in psql. (Or `\i /path/to/postgres_dba/start.psql` if yo
 What to do if you need to connect to a remote Postgres server? Usually, Postgres is behind a firewall and/or doesn't listen to a public network interface. So you need to be able to connect to the server using SSH. If you can do it, then just create SSH tunnel (assuming that Postgres listens to default port 5432 on that server:
 
 ```bash
-ssh -fNTML 9432:localhost:5432 you-server.com
+ssh -fNTML 9432:localhost:5432 sshusername@you-server.com
 ```
 
 Then, just launch psql, connecting to port 9432 at localhost: