diff --git a/server/src/cache/transcoder.ts b/server/src/cache/transcoder.ts
index 3e3f7b9..7b7129b 100755
--- a/server/src/cache/transcoder.ts
+++ b/server/src/cache/transcoder.ts
@@ -160,7 +160,7 @@ export class Transcoder {
           'h264_mp4toannexb',
           // Now defaults to high 10 currently unsupported in Firefox
           '-profile:v',
-          'high',
+          'main',
           '-tune',
           'film',
           ...(realtime ? ['-quality', 'realtime', '-preset', 'ultrafast'] : ['-quality', 'good', '-preset', 'medium']),