diff --git a/docs/DEVICES.md b/docs/DEVICES.md
index 50e8945..915ca00 100644
--- a/docs/DEVICES.md
+++ b/docs/DEVICES.md
@@ -72,6 +72,7 @@ function App() {
const devices = useCameraDevices('wide-angle-camera')
const device = devices.back
+ if (device == null) return
return (
return (
return (