diff --git a/index.md b/index.md
index 153bf2d..75a050d 100644
--- a/index.md
+++ b/index.md
@@ -79,6 +79,7 @@ maxdepth: 2
 
 decision-making
 growth
+client-communication/document-versioning-filenames
 ```
 
 ```{toctree}