diff --git a/book/_config.yml b/book/_config.yml
index fd4cab6..7df42ac 100644
--- a/book/_config.yml
+++ b/book/_config.yml
@@ -17,7 +17,6 @@ sphinx:
   - teachbooks_favourites
   - teachbooks_sphinx_grasple
   - sphinx_apa_references
-  - sphinx_gated_directives
   config:
     language: en
     html_js_files:
diff --git a/book/_toc.yml b/book/_toc.yml
index be8903b..9b8e757 100644
--- a/book/_toc.yml
+++ b/book/_toc.yml
@@ -88,8 +88,8 @@ parts:
       - file: features/exercise.md
       - external: https://github.com/TeachBooks/Sphinx-ref-graph/blob/manual/README.md
       - external: https://github.com/TeachBooks/Sphinx-GitHub-Alerts/blob/main/README.md
-      - external: https://github.com/TeachBooks/Sphinx-Metadata-Figure/blob/main/MANUAL.ipynb # BUMP
-      - external: https://github.com/TeachBooks/Sphinx-Gated-Directives/blob/main/MANUAL.md #BUMP
+      - external: https://github.com/TeachBooks/Sphinx-Metadata-Figure/blob/main/MANUAL.ipynb
+      - external: https://github.com/TeachBooks/Sphinx-Gated-Directives/blob/main/MANUAL.md
       - external: https://github.com/TeachBooks/TeachBooks-Questions/blob/main/MANUAL.md
     - file: features/visuals.md
       sections:
@@ -101,6 +101,7 @@ parts:
       - file: features/apa
       - file: external/Sphinx-Named-Colors/README.md
       - external: https://github.com/TeachBooks/Sphinx-Dropdown-Toggle/blob/main/MANUAL.md
+      - external: https://github.com/TeachBooks/Sphinx-Sticky-Margin/blob/main/MANUAL.md
     - file: features/students
       sections:
       - file: external/annotater/README.md
diff --git a/book/features/favourites.md b/book/features/favourites.md
index 34e5e54..58557d9 100644
--- a/book/features/favourites.md
+++ b/book/features/favourites.md
@@ -46,7 +46,7 @@ TeachBooks Favourites is a Sphinx extension which collects all of TeachBooks' fa
 - [Sphinx Gated Directives](../_git/github.com_TeachBooks_Sphinx-Gated-Directives/main/MANUAL.md)
 - [Teachbooks Zoomies](https://github.com/TeachBooks/TeachBooks-Zoomies/)
 - [TeachBooks Questions](../_git/github.com_TeachBooks_TeachBooks-Questions/main/MANUAL.md)
-
+- [Sphinx Sticky Margin](../_git/github.com_TeachBooks_Sphinx-Sticky-Margin/main/MANUAL.md)
 
 The extension [Open in new tab](https://pypi.org/project/sphinx-new-tab-link/) is nice, but is not compatible with all setups (dependency clash) so is not included in TeachBooks-Favourites.