diff --git a/README.md b/README.md
index f03ccd3b..550f2b14 100644
--- a/README.md
+++ b/README.md
@@ -67,6 +67,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           BRANCH: gh-pages # The branch the action should deploy to.
           FOLDER: build # The folder the action should deploy.
+          CLEAN: true # Automatically remove deleted files from the deploy branch
 ```
 
 If you'd like to make it so the workflow only triggers on push events to specific branches then you can modify the `on` section.