diff --git a/TextTrackType.js b/TextTrackType.js
index caff65a9..9dc14077 100644
--- a/TextTrackType.js
+++ b/TextTrackType.js
@@ -1,5 +1,3 @@
-import keyMirror from 'keymirror';
-
 export default {
   SRT: 'application/x-subrip',
   TTML: 'application/ttml+xml',