diff --git a/mkdocs.yml b/mkdocs.yml
index df8c229..10b82ee 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -67,6 +67,7 @@ theme:
     - navigation.tabs
     - navigation.instant
     - content.action.edit
+    - toc.integrate
   font:
     text: Fira Sans
     code: Fira Mono