diff --git a/antora-playbook.yml b/antora-playbook.yml
index 278ab4d..ea133ac 100644
--- a/antora-playbook.yml
+++ b/antora-playbook.yml
@@ -1,12 +1,11 @@
 site:
   title: An Elixir, Phoenix and Ash Beginner's Guide
-  # the 404 page and sitemap files only get generated when the url property is set
   url: https://elixir-phoenix-ash.com
   start_page: book::ROOT:index.adoc
 content:
   sources:
   - url: https://github.com/wintermeyer/elixir-phoenix-ash.git
-    branches: HEAD
+    branches: main
 
 ui:
   bundle:
diff --git a/antora.yml b/antora.yml
index 1747d75..036648e 100644
--- a/antora.yml
+++ b/antora.yml
@@ -1,6 +1,6 @@
 name: book
 title: An Elixir, Phoenix and Ash Beginner's Guide
-version: '2.0.0'
+version: main
 start_page: ROOT:index.adoc
 nav:
 - modules/ROOT/nav.adoc