diff --git a/src/big-vr-play-button.js b/src/big-vr-play-button.js
index c9d78d2..f6bb8a5 100644
--- a/src/big-vr-play-button.js
+++ b/src/big-vr-play-button.js
@@ -28,7 +28,15 @@ class BigVrPlayButton extends BigPlayButton {
       const sessionInit = {optionalFeatures: ['local-floor', 'bounded-floor', 'hand-tracking']};
       const self = this;
 
-      window.navigator.xr.requestSession('immersive-vr', sessionInit).then(self.onSessionStarted).catch();
+      window.navigator.xr.isSessionSupported('immersive-vr').then((supportsImmersiveVR) => {
+        if (supportsImmersiveVR) {
+          window.navigator.xr.requestSession('immersive-vr', sessionInit)
+            .then(self.onSessionStarted)
+            .catch((e) => {
+              this.log('Failed to start immersive session');
+            });
+        }
+      });
     }
 
     super.handleClick(event);