diff --git a/docs/html/guide/_book.yaml b/docs/html/guide/_book.yaml
index 07c05cb7b001e..6d6686b3cf3f7 100644
--- a/docs/html/guide/_book.yaml
+++ b/docs/html/guide/_book.yaml
@@ -367,6 +367,8 @@ toc:
 
 - title: Libraries
   path: /topic/libraries/index.html
+  section:
+  - include: /topic/libraries/_book.yaml
 
 - title: Administration
   path: /guide/topics/admin/index.html
diff --git a/docs/html/topic/libraries/_book.yaml b/docs/html/topic/libraries/_book.yaml
index 37006739d784e..ead95e7a09c7a 100644
--- a/docs/html/topic/libraries/_book.yaml
+++ b/docs/html/topic/libraries/_book.yaml
@@ -8,7 +8,7 @@ toc:
     path: /topic/libraries/support-library/setup.html
 
 - title: Data Binding Library
-  path: /topic/libraries/data-binding/guide.html
+  path: /topic/libraries/data-binding/index.html
 
 - title: Testing Support Library
   path: /topic/libraries/testing-support-library/index.html