diff --git a/app/api/v2/endpoints/youtube.py b/app/api/v2/endpoints/youtube.py
index 7f44a38..cde2255 100644
--- a/app/api/v2/endpoints/youtube.py
+++ b/app/api/v2/endpoints/youtube.py
@@ -18,5 +18,5 @@ async def video_resolutions(url: str):
     return {"resolutions": YouTubeService.resolutions(url)}
 
 @router.get("/size")
-async def video_size(data: DownloadRequest):
+async def video_size(data: DownloadRequest) -> dict[str, int]:
     return {"size": YouTubeService.filesize(data)}
diff --git a/app/services.py b/app/services.py
index 30dc848..d84bc8e 100644
--- a/app/services.py
+++ b/app/services.py
@@ -46,8 +46,7 @@ class YouTubeService:
         manager = YtDlpManager((data.url))
         video_size = manager.best_video(data.quality).filesize
         audio_size = manager.best_audio().filesize
-        return {"filesize": video_size + audio_size}
-
+        return video_size + audio_size
 
 class Files:
     @staticmethod