Installing latest version on Apple MacBook Pro

When I try to install on my new Apple MacBook Pro, it installs version 0.3:

```
$ pip install mssql-cli
Collecting mssql-cli
Downloading mssql_cli-0.3.tar.gz (3.8 kB)
Preparing metadata (setup.py) ... done
Requirement already satisfied: pymssql in /opt/homebrew/lib/python3.9/site-packages (from mssql-cli) (2.2.2)
Building wheels for collected packages: mssql-cli
Building wheel for mssql-cli (setup.py) ... done
Created wheel for mssql-cli: filename=mssql_cli-0.3-py3-none-any.whl size=2859 sha256=fa6c5d42cea261322daaa48469ec949c8fa69ce317117897529be894de520d16
Stored in directory: /Users/rob/Library/Caches/pip/wheels/69/ae/6e/83b44ad3512596b1775dfc64f00f4ca2cee9b2ee911cad4193
Successfully built mssql-cli
Installing collected packages: mssql-cli
Successfully installed mssql-cli-0.3
```

How do I install the latest version?