diff --git a/app/models/media_attachment.rb b/app/models/media_attachment.rb
index d2bdc55f0f608a44098399579f0be8a5b4750673..51b256482a807e8ee434e80b0e9cc14339b55068 100644
--- a/app/models/media_attachment.rb
+++ b/app/models/media_attachment.rb
@@ -104,6 +104,7 @@ class MediaAttachment < ApplicationRecord
         'c:v' => 'h264',
         'maxrate' => '1300K',
         'bufsize' => '1300K',
+        'b:v' => '1300K',
         'frames:v' => 60 * 60 * 3,
         'crf' => 18,
         'map_metadata' => '-1',