diff --git a/app/logical/media_file/ugoira.rb b/app/logical/media_file/ugoira.rb
index 743094e6b..88978de82 100644
--- a/app/logical/media_file/ugoira.rb
+++ b/app/logical/media_file/ugoira.rb
@@ -85,7 +85,7 @@ class MediaFile::Ugoira < MediaFile
       end
 
       ext = zipfile.first.name.match(/\.(\w{,4})$/)[1]
-      ffmpeg_out, status = Open3.capture2e("ffmpeg -i #{tmpdir}/images/%06d.#{ext} -codec:v libvpx -crf 4 -b:v 5000k -an #{tmpdir}/tmp.webm")
+      ffmpeg_out, status = Open3.capture2e("ffmpeg -i #{tmpdir}/images/%06d.#{ext} -codec:v libvpx -crf 12 -b:v 0 -an #{tmpdir}/tmp.webm")
       raise Error, "ffmpeg failed: #{ffmpeg_out}" unless status.success?
 
       mkvmerge_out, status = Open3.capture2e("mkvmerge -o #{output_file.path} --webm --timecodes 0:#{tmpdir}/timecodes.tc #{tmpdir}/tmp.webm")