diff --git a/spot/entrypoints/offscreen/main.js b/spot/entrypoints/offscreen/main.js
index 6d93b2df7..8c2599b79 100644
--- a/spot/entrypoints/offscreen/main.js
+++ b/spot/entrypoints/offscreen/main.js
@@ -19,7 +19,9 @@ function getRecordingSettings(qualityValue) {
   const duration = 3 * 60 * 1000; // 3 minutes
 
   const mimeTypes = [
-    // fastest trimming and HLS
+    // best support for backend
+    'video/mp4; codecs="avc1.42E01E, mp4a.40.2"',
+    // fast trimming if we "pretend" that its a webm
     "video/webm;codecs=h264",
     "video/webm;codecs=avc1",
     "video/webm;codecs=av1",