diff --git a/backend/thirdparty/downloader/consumers.py b/backend/thirdparty/downloader/consumers.py
index 68f9dbb..aefd91b 100644
--- a/backend/thirdparty/downloader/consumers.py
+++ b/backend/thirdparty/downloader/consumers.py
@@ -186,7 +186,7 @@ class DownloaderConsumer(AsyncWebsocketConsumer):
                 "preferredcodec": ext if ext in ("mp3", "m4a", "opus", "vorbis", "wav") else "mp3",
             })
         else:
-            ydl_opts["postprocessors"].append({"key": "FFmpegVideoRemuxer", "preferredformat": ext})
+            ydl_opts["postprocessors"].append({"key": "FFmpegVideoRemuxer", "preferedformat": ext})
 
         # Probe to detect playlist
         probe_opts = {**YDL_BASE, "extract_flat": False}