diff --git a/README.md b/README.md
index 4db8702b..6cbaca3b 100644
--- a/README.md
+++ b/README.md
@@ -290,6 +290,9 @@ bundle.css.map   116 kB       0  [emitted]  main
    and rebuilds source files when they change. This development server also
    disables caching, so do NOT use it in production.
 
+Configure the app by copying `config.sample.json` to `config.json` and
+modifying it. See the [configuration docs](docs/config.md) for details.
+
 Open http://127.0.0.1:8080/ in your browser to see your newly built Riot.
 
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