diff --git a/src/content/docs/en/reference/cli-reference.mdx b/src/content/docs/en/reference/cli-reference.mdx
index 63758b0aee813..4f2ed3160b1ca 100644
--- a/src/content/docs/en/reference/cli-reference.mdx
+++ b/src/content/docs/en/reference/cli-reference.mdx
@@ -219,9 +219,7 @@ Do not use the `--host` flag to expose the dev server in a production environmen
 
 Builds your site for deployment. By default, this will generate static files and place them in a `dist/` directory. If [SSR is enabled](/en/guides/server-side-rendering/), this will generate the necessary server files to serve your site.
 
-<h3>Flags</h3>
-
-Use these flags to customize your build. For flags shared with other Astro commands, see [common flags](#common-flags) below.
+Can be combined with the [common flags](#common-flags) documented below.
 
 ## `astro preview`
 
@@ -339,6 +337,12 @@ Specifies the path to the config file relative to the project root. Defaults to
 astro --config config/astro.config.mjs dev
 ```
 
+### `--outDir <path>`
+
+<Since v="3.3.0" />
+
+Configures the [`outDir`](/en/reference/configuration-reference/#outdir) for your project. Passing this flag will override the `outDir` value in your `astro.config.mjs` file, if one exists.
+
 ### `--site <url>`
 
 Configures the [`site`](/en/reference/configuration-reference/#site) for your project. Passing this flag will override the `site` value in your `astro.config.mjs` file, if one exists.