# How to build a module?

1. Enter sbt shell, navigate to the respective module using project command

2. run command compile

   [Lottery] $ project LotteryDomain
   [info] Set current project to LotteryDomain ...
   [LotteryDomain] compile
   

Alternately, use the / operator along with module name followed by the command:

[Lottery] $ LotteryDomain/compile