diff --git a/mkdocs.yml b/mkdocs.yml
index d995c797..d98ca52b 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -39,6 +39,7 @@ extra:
 
 markdown_extensions:
   - attr_list
+  - md_in_html
   - admonition
   - pymdownx.details
   - pymdownx.superfences