diff --git a/lib/config.js b/lib/config.js
index a3d1803da..3aa4bdcb8 100644
--- a/lib/config.js
+++ b/lib/config.js
@@ -143,6 +143,7 @@ export default {
       '.wav',
       '.wma',
       '.mkv',
+      '.mp4',
       '.rlp'
     ]
   },