diff --git a/book/_config.yml b/book/_config.yml
index a568a72..fd5829d 100644
--- a/book/_config.yml
+++ b/book/_config.yml
@@ -22,6 +22,7 @@ sphinx:
     thebe_config:
       use_thebe_lite: true
       exclude_patterns: ["**/_*.yml", "**/*.md", "**/*.ipynb"]
+
 # START DRAFT
 html:
   comments: