diff --git a/_layouts/default.html b/_layouts/default.html
index ddfb1ae5..5fc47e1c 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -23,6 +23,8 @@
 projects:
   - title: Binder
     url: /binder
+  - title: Jupyter Book
+    url: https://jupyterbook.org/
   - title: JupyterHub
     url: /hub
   - title: JupyterLab