diff --git a/docs/3.0.0-beta.x/concepts/configurations.md b/docs/3.0.0-beta.x/concepts/configurations.md
index 05ab881c72..d72d18e3d3 100644
--- a/docs/3.0.0-beta.x/concepts/configurations.md
+++ b/docs/3.0.0-beta.x/concepts/configurations.md
@@ -450,6 +450,7 @@ The session doesn't work with `mongo` as a client. The package that we should us
 - `admin`
   - `autoOpen` (boolean): Enable or disabled administration opening on start (default: `true`)
   - `path` (string): Allow to change the URL to access the admin (default: `/admin`).
+  - `watchIgnoreFiles` (array): Add custom files that should not be watched during development (default: `[]`)
   - `build`
     - `backend` (string): URL that the admin panel and plugins will request (default: `http://localhost:1337`).