diff --git a/frigate/stats.py b/frigate/stats.py
index d77f75df4..582e80719 100644
--- a/frigate/stats.py
+++ b/frigate/stats.py
@@ -89,6 +89,8 @@ def get_gpu_stats(config: FrigateConfig) -> Optional[dict[str, dict]]:
 
     for camera in config.cameras.values():
         args = camera.ffmpeg.hwaccel_args
+        args = " ".join(args) if args is list else args
+
         if args and args not in hwaccel_args:
             hwaccel_args.append(args)