diff --git a/manifest.toml b/manifest.toml
index 68f7491..9e6f123 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -11,7 +11,6 @@ maintainers = ["kay0u"]
 
 [upstream]
 license = "BSD-3-Clause"
-website = "https://example.com"
 demo = "https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo"
 admindoc = "https://jupyterlab.readthedocs.io/en/stable/"
 code = "https://github.com/jupyterhub/jupyterhub"