diff --git a/Dockerfile b/Dockerfile
index 3d81f3b3..86e12527 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,18 @@
-FROM nvidia/cuda:11.4.2-cudnn8-runtime-ubuntu20.04
+FROM nvidia/cuda:11.6.0-runtime-ubuntu18.04
 
 ENV DEBIAN_FRONTEND noninteractive
 
+RUN rm /etc/apt/sources.list.d/cuda.list || true
+RUN rm /etc/apt/sources.list.d/nvidia-ml.list || true
+RUN apt-key del 7fa2af80
+RUN apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64/3bf863cc.pub
+RUN apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu1804/x86_64/7fa2af80.pub
+
 RUN apt update -y
 RUN apt upgrade -y
-RUN apt install -y software-properties-common
+RUN apt install -y curl software-properties-common
 RUN add-apt-repository ppa:deadsnakes/ppa
-RUN apt install -y curl python3.9 python3.9-distutils
+RUN apt install -y python3.9 python3.9-distutils
 RUN curl https://bootstrap.pypa.io/get-pip.py | python3.9
 
 WORKDIR /rembg
@@ -20,5 +26,6 @@ RUN gdown https://drive.google.com/uc?id=1tCU5MM1LhRgGou5OpmpjBQbSrYIUoYab -O ~/
 RUN gdown https://drive.google.com/uc?id=1ZfqwVxu-1XWC1xU1GHIP-FM_Knd_AX5j -O ~/.u2net/u2net_human_seg.onnx
 RUN gdown https://drive.google.com/uc?id=15rKbQSXQzrKCQurUjZFg8HqzZad8bcyz -O ~/.u2net/u2net_cloth_seg.onnx
 
+EXPOSE 5000
 ENTRYPOINT ["rembg"]
 CMD ["--help"]
diff --git a/README.md b/README.md
index fb0806b6..6372826e 100644
--- a/README.md
+++ b/README.md
@@ -75,9 +75,14 @@ Start the server
 rembg s
 ```
 
-Open your browser to
+Image with background:
 ```
-http://localhost:5000?url=http://image.png
+https://upload.wikimedia.org/wikipedia/commons/thumb/9/9a/Gull_portrait_ca_usa.jpg/1280px-Gull_portrait_ca_usa.jpg
+```
+
+Image without background:
+```
+http://localhost:5000/?url=https://upload.wikimedia.org/wikipedia/commons/thumb/9/9a/Gull_portrait_ca_usa.jpg/1280px-Gull_portrait_ca_usa.jpg
 ```
 
 Also you can send the file as a FormData (multipart/form-data):
@@ -135,7 +140,17 @@ cv2.imwrite(output_path, output)
 Try this:
 
 ```
-cat in.png | docker run -i --rm danielgatis/rembg i > out.png
+docker run -p 5000:5000 rembg s
+```
+
+Image with background:
+```
+https://upload.wikimedia.org/wikipedia/commons/thumb/9/9a/Gull_portrait_ca_usa.jpg/1280px-Gull_portrait_ca_usa.jpg
+```
+
+Image without background:
+```
+http://localhost:5000/?url=https://upload.wikimedia.org/wikipedia/commons/thumb/9/9a/Gull_portrait_ca_usa.jpg/1280px-Gull_portrait_ca_usa.jpg
 ```
 
 ### Models