diff --git a/lib/routes.js b/lib/routes.js
index 7cc6bb5b..49ddddf2 100644
--- a/lib/routes.js
+++ b/lib/routes.js
@@ -62,7 +62,7 @@ app.use('/robots.txt', (req, res) => {
 })
 
 app.get('/', (req, res) => {
-  res.status(404).json({ error: 'No such route' })
+  res.sendStatus(404)
 })
 
 // app /pair and /ca routes