missing single_cls=true

README.md

@@ -221,7 +221,7 @@ To train a YOLO model using the Ultralytics framework, the dataset must be struc
    Install the Ultralytics YOLO framework and train the model:
    ```bash
    pip install ultralytics
-   yolo task=detect mode=train data=data.yaml model=yolov8n.pt epochs=50 imgsz=640
+   yolo task=detect mode=train data=data.yaml model=yolov8n.pt epochs=50 imgsz=640 single_cls=True
    ```