diff --git a/server.js b/server.js
index 3e43bec..31c6a78 100644
--- a/server.js
+++ b/server.js
@@ -10,10 +10,11 @@ const app = express()
 const server = app.listen(port, host, () => console.log(`rpi sense hat server is running at port http://${host}:${port}`))
 const io = socketio(server)
 
-app.use((req, res) => {
+app.use((req, res, next) => {
     res.setHeader('Access-Control-Allow-Origin', '*')
     res.setHeader('Access-Control-Allow-Methods', 'HEAD,GET,POST,OPTIONS,PATCH,PUT,DELETE')
     res.setHeader('Access-Control-Allow-Headers', 'Origin,X-Requested-With,Authorization,Content-Type,Accept,Z-Key')
+    next()
 })
 
 app.get('/', (req, res) => res.sendStatus(200))