diff --git a/mkdocs.yml b/mkdocs.yml
index 0df7409..09ff8d8 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -101,6 +101,7 @@ theme:
   icon:
     logo: logo
 markdown_extensions:
+  - attr_list
   - pymdownx.details
   - pymdownx.superfences
   - pymdownx.tabbed: