Docker image not building

[Ileriayo]

Describe the bug
Docker image keeps failing to build

To Reproduce
Steps to reproduce the behavior:

1. Download or clone project
2. In the root directory of the project (where the Dockerfile is located), run docker build . or docker build ./ to build a docker image
3. It throws an error when it gets to the the step RUN cd /tmp && pipenv install --system: An error occurred while installing cryptography==3.4.7; python_version >= '3.6'...

Expected behavior
Docker image should build without any errors

Screenshots

Desktop (please complete the following information):

• OS: MAC OS, Catalina, 10.15

Additional context
None.