diff --git a/mkdocs.yml b/mkdocs.yml
index d2d2e2684..db5c267cc 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -24,26 +24,23 @@ extra_css:
 
 markdown_extensions:
   - admonition
-  - attr_list
-  - footnotes
-  - pymdownx.details
-  - pymdownx.snippets
-  - pymdownx.superfences
-  - pymdownx.tabbed
-  - pymdownx.highlight
-  - pymdownx.critic
   - pymdownx.caret
+  - pymdownx.critic
+  - pymdownx.details
+  - pymdownx.emoji:
+      emoji_index: !!python/name:materialx.emoji.twemoji
+      emoji_generator: !!python/name:materialx.emoji.to_svg
+  - pymdownx.extra
+  - pymdownx.highlight:
+      guess_lang: true
   - pymdownx.keys
   - pymdownx.mark
+  - pymdownx.snippets
+  - pymdownx.tabbed
   - pymdownx.tilde
-  - codehilite:
-      guess_lang: true
   - toc:
       permalink: ""
       toc_depth: 5
-  - pymdownx.emoji:
-      emoji_index: !!python/name:materialx.emoji.twemoji
-      emoji_generator: !!python/name:materialx.emoji.to_svg
 
 plugins:
   - include-markdown: