diff --git a/docs/1.getting-started/12.upgrade.md b/docs/1.getting-started/12.upgrade.md
index 626d63ab42..9c0e79fd65 100644
--- a/docs/1.getting-started/12.upgrade.md
+++ b/docs/1.getting-started/12.upgrade.md
@@ -100,6 +100,7 @@ app/
   pages/
   plugins/
   utils/
+  app.config.ts
   app.vue
   router.options.ts
 modules/
@@ -126,7 +127,7 @@ nuxt.config.ts
 ##### Migration Steps
 
 1. Create a new directory called `app/`.
-1. Move your `assets/`, `components/`, `composables/`, `layouts/`, `middleware/`, `pages/`, `plugins/` and `utils/` folders under it, as well as `app.vue`, `error.vue`. If you have an `app/router-options.ts` or `app/spa-loading-template.html`, these paths remain the same.
+1. Move your `assets/`, `components/`, `composables/`, `layouts/`, `middleware/`, `pages/`, `plugins/` and `utils/` folders under it, as well as `app.vue`, `error.vue`, `app.config.ts`. If you have an `app/router-options.ts` or `app/spa-loading-template.html`, these paths remain the same.
 1. Make sure your `nuxt.config.ts`, `modules/`, `public/` and `server/` folders remain outside the `app/` folder, in the root of your project.
 
 However, migration is _not required_. If you wish to keep your current folder structure, Nuxt should auto-detect it. (If it does not, please raise an issue.) You can also force a v3 folder structure with the following configuration: