diff --git a/README.md b/README.md
index fa1bfdf..4ad5fe3 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Implementation of paper - [YOLOv7: Trainable bag-of-freebies sets new state-of-t
 
 ## Web Demo
 
-- Integrated into [Huggingface Spaces 🤗](https://huggingface.co/spaces/akhaliq/yolov7) using [Gradio](https://github.com/gradio-app/gradio). Try out the Web Demo [![Hugging Face Spaces](https://img.shields.io/badge/%F0%9F%A4%97%20Hugging%20Face-Spaces-blue)](https://huggingface.co/spaces/akhaliq/yolov7)
+- Integrated into [Huggingface Spaces 🤗](https://huggingface.co/spaces/akhaliq/yolov7) using Gradio. Try out the Web Demo [![Hugging Face Spaces](https://img.shields.io/badge/%F0%9F%A4%97%20Hugging%20Face-Spaces-blue)](https://huggingface.co/spaces/akhaliq/yolov7)
 
 ## Performance 
 
@@ -159,14 +159,14 @@ python detect.py --weights yolov7.pt --conf 0.25 --img-size 640 --source inferen
 **Pytorch to ONNX with NMS (and inference)** <a href="https://colab.research.google.com/github/WongKinYiu/yolov7/blob/main/tools/YOLOv7onnx.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"></a>
 ```shell
 python export.py --weights yolov7-tiny.pt --grid --end2end --simplify \
-        --topk-all 100 --iou-thres 0.65 --conf-thres 0.35 --max-wh 640
+        --topk-all 100 --iou-thres 0.65 --conf-thres 0.35 --img-size 640 640 --max-wh 640
 ```
 
 **Pytorch to TensorRT with NMS (and inference)** <a href="https://colab.research.google.com/github/WongKinYiu/yolov7/blob/main/tools/YOLOv7trt.ipynb"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"></a>
 
 ```shell
 wget https://github.com/WongKinYiu/yolov7/releases/download/v0.1/yolov7-tiny.pt
-python export.py --weights ./yolov7-tiny.pt --grid --end2end --simplify --topk-all 100 --iou-thres 0.65 --conf-thres 0.35
+python export.py --weights ./yolov7-tiny.pt --grid --end2end --simplify --topk-all 100 --iou-thres 0.65 --conf-thres 0.35 --img-size 640 640
 git clone https://github.com/Linaom1214/tensorrt-python.git
 python ./tensorrt-python/export.py -o yolov7-tiny.onnx -e yolov7-tiny-nms.trt -p fp16