diff --git a/docs/index.html b/docs/index.html
index da6d629c0..700945950 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -107,12 +107,16 @@
 
     const devices = await navigator.mediaDevices.enumerateDevices();
 
-    const backCamera = devices.find((device) => {
+    let backCamera = devices.find((device) => {
       const capabilities = device.getCapabilities?.();
       if (!capabilities) return false;
       return capabilities.facingMode?.includes("environment");
     });
 
+    if (!backCamera) {
+      backCamera = devices[0];
+    }
+
     const stream = await navigator.mediaDevices.getUserMedia({
       video: {
         deviceId: backCamera.deviceId,