diff --git a/README.md b/README.md
index c206be5..68ddb98 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 # jupyterlab-quickopen
 
 [![Extension status](https://img.shields.io/badge/status-ready-success 'ready to be used')](https://jupyterlab-contrib.github.io/)
+[![lite-badge](https://jupyterlite.rtfd.io/en/latest/_static/badge.svg)](https://jupyterlab-contrib.github.io/jupyterlab-quickopen/lab/index.html)
 [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyterlab-contrib/jupyterlab-quickopen/main?urlpath=lab%2Ftree%2Fbinder%2Ftutorial.ipynb)
 
 Quickly open a file in JupyterLab by typing part of its name
diff --git a/demo/requirements.txt b/demo/requirements.txt
index d8bca48..a8c8807 100644
--- a/demo/requirements.txt
+++ b/demo/requirements.txt
@@ -1,3 +1,4 @@
 jupyterlite-core
 jupyterlite-pyodide-kernel
+notebook
 ..