diff --git a/ota/h5/index-stable.html b/ota/h5/index-stable.html
index 1e781fb..0a22af3 100644
--- a/ota/h5/index-stable.html
+++ b/ota/h5/index-stable.html
@@ -72,5 +72,5 @@ function applyUpdate(){
Android.saveCache(t);log('OK! restart app to apply')
}
function h5UrlRelative(u){var p=u.split('/ota/');return p.length>1?'h5/'+p[1].split('/h5/')[1]:u}
-document.getElementById('ver').innerText=Android.fetchManifest('stable').match(/"latest":"([^"]+)"/)[1];
+document.getElementById('ver').innerText=Android.fetchManifest(channel).match(/"latest":"([^"]+)"/)?.[1]||channel;