diff --git a/index.android.js b/index.android.js
index 028fc76..e847a6b 100644
--- a/index.android.js
+++ b/index.android.js
@@ -11,6 +11,11 @@ var warning = require('warning');
 var SafariViewManager = {
   test: function() {
     warning('Not yet implemented for Android.');
+  },
+  isAvailable() {
+    return new Promise(function(resolve, reject) {
+        resolve(false);
+    });
   }
 };