diff --git a/README.md b/README.md
index d56a141..783a999 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ## Usage
 
-Edit `index.php` and `.scss` files, so that the correct block name and
+Edit `index.php`, `src/index.js` and `src/*.scss` files, so that the correct block name and
 namespace are used.
 
 ```sh