diff --git a/data/presets/README.md b/data/presets/README.md
index 5117029b7..83a582225 100644
--- a/data/presets/README.md
+++ b/data/presets/README.md
@@ -217,10 +217,16 @@ names when identifying the icon to be used for a given preset.
 
 ## Building
 
-To build presets, all you need to do is run `make`.
+To build presets, all you need to do is run `npm run build`.
 
-This command will take care of running the build script, which packages all presets
-into one file: `dist/presets.js`, which is included in the packaged iD.js file.
+The following files are autogenerated and will be replaced when rebuilding:
+
+* `data/presets/categories.json`
+* `data/presets/fields.json`
+* `data/presets/presets.json`
+* `data/presets.yaml`
+* `data/taginfo.json`
+* `dist/locales/en.json`
 
 
 ## Custom Presets