--- metadata.in.json	2017-02-12 14:24:43.000000000 -0700
+++ metadata.in.json1	2017-10-03 21:00:42.542338366 -0600
@@ -10,6 +10,7 @@
     "categories": "AudioVideo;Audio;", 
     "home_url": "https://music.yandex.ru/", 
     "license": "2-Clause BSD", 
+    "requirements": "Feature[MSE] Codec[mp3] WebKitGTK[2.16.3]",
     "build": {
         "icons": [
             "src/icon.svg SCALABLE 64 128 256",