diff --git a/.github/workflows/asciidoctor-ghpages.yml b/.github/workflows/asciidoctor-ghpages.yml
index d5cc61f..1a2eb5c 100644
--- a/.github/workflows/asciidoctor-ghpages.yml
+++ b/.github/workflows/asciidoctor-ghpages.yml
@@ -26,3 +26,7 @@ jobs:
       with:
         asciidoctor_params: --attribute=nofooter
         pdf_build: true
+        # adoc_file_ext: .ascii # default is .adoc
+        # source_dir: docs/ # default is .
+        # slides_build: true
+        # post_build: