diff --git a/deploy_public.sh b/deploy_public.sh
index 9f1cc61..9240f1b 100755
--- a/deploy_public.sh
+++ b/deploy_public.sh
@@ -79,8 +79,8 @@ skip                    { next }
 { print }
 ' README.md > README.tmp && mv README.tmp README.md
 
-# Stage and commit
-git add .
+# Stage only the public files (not untracked files on disk)
+git add "${PUBLIC_FILES[@]}" README.md
 git commit -m "$COMMIT_MSG
 
 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>"