diff --git a/lib/classes/video.js b/lib/classes/video.js
index 5ec4fb0..7b85aff 100644
--- a/lib/classes/video.js
+++ b/lib/classes/video.js
@@ -60,7 +60,9 @@ class Video {
 
         this.ffmpegCommand = new ffmpeg().input(this.path).renice(10)
             .videoCodec('libx265').audioCodec('copy').outputOptions('-c:s', 'copy')
-            .outputOptions('-c:d', 'copy');
+            .outputOptions('-c:d', 'copy')
+            .outputOptions('-dn')
+            ;
         this.promiseChain;
         this.pauser = Pauser.pauser();
         this.inputCounter = 0;