diff --git a/heroscript/tfgrid3/book_collections.md b/heroscript/tfgrid3/book_collections.md
index 85ae4ff..fd16a73 100644
--- a/heroscript/tfgrid3/book_collections.md
+++ b/heroscript/tfgrid3/book_collections.md
@@ -19,6 +19,8 @@
 !!doctree.add
     url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/main/collections/values'
 
+!!doctree.add
+    url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/main/collections/partners_utilization'
 
 ```