--- ocaml-ffmpeg-1.1.9/examples/all_codecs.ml.orig	2024-01-10 10:51:37.935174153 +0100
+++ ocaml-ffmpeg-1.1.9/examples/all_codecs.ml	2024-01-10 10:51:56.816206897 +0100
@@ -5,6 +5,7 @@
   | `Reorder -> "Reorder"
   | `Bitmap_sub -> "Bitmap sub"
   | `Text_sub -> "Text sub"
+  | `Fields -> "Fields"
 
 let string_of_media_type = function
   | `Unknown -> "unknown"