diff --git a/README.md b/README.md
index cfcea82f..69f7d67b 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,7 @@ How to [secure your setup](/doc/security/ssl.md).
 
 - Clone VS Code.
 - Run `yarn` in the VS Code root directory.
+- Run `yarn compile` in the VS Code root directory.
 - Clone this repository to `src/vs/server` in the VS Code source.
 - Run `yarn` in this directory.
 - Run `yarn watch` in this directory.