- The `self update` command has been updated in order to handle future releases of Poetry ([#2429](https://github.com/python-poetry/poetry/pull/2429)).
### Fixed
- Fixed an error were a new line was not written when displaying the virtual environment's path with `env info` ([#2196](https://github.com/python-poetry/poetry/pull/2196)).
- Fixed a misleading error message when the `packages` property was empty ([#2265](https://github.com/python-poetry/poetry/pull/2265)).
- Fixed shell detection by using environment variables ([#2147](https://github.com/python-poetry/poetry/pull/2147)).
- Fixed the removal of VCS dependencies ([#2239](https://github.com/python-poetry/poetry/pull/2239)).
- Fixed generated wheel ABI tags for Python 3.8 ([#2121](https://github.com/python-poetry/poetry/pull/2121)).
- Fixed a regression when building stub-only packages ([#2000](https://github.com/python-poetry/poetry/pull/2000)).
- Fixed errors when parsing PEP-440 constraints with whitespace ([#2347](https://github.com/python-poetry/poetry/pull/2347)).
- Fixed PEP 508 representation of VCS dependencies ([#2349](https://github.com/python-poetry/poetry/pull/2349)).
- Fixed errors when source distributions were read-only ([#1140](https://github.com/python-poetry/poetry/pull/1140)).
- Fixed dependency resolution errors and inconsistencies with directory, file and VCS dependencies ([#2398](https://github.com/python-poetry/poetry/pull/2398)).
- Fixed custom repositories information not being properly locked ([#2484](https://github.com/python-poetry/poetry/pull/2484)).