diff --git a/supervision/detection/tools/csv_sink.py b/supervision/detection/tools/csv_sink.py
index 55baf91c..ba0dde97 100644
--- a/supervision/detection/tools/csv_sink.py
+++ b/supervision/detection/tools/csv_sink.py
@@ -173,8 +173,7 @@ class CSVSink:
 
     @staticmethod
     def parse_field_names(
-        detections: Detections,
-        custom_data: Dict[str, Any]
+        detections: Detections, custom_data: Dict[str, Any]
     ) -> List[str]:
         dynamic_header = sorted(
             set(custom_data.keys()) | set(getattr(detections, "data", {}).keys())