• I am on the latest Poetry version.

• I have searched the issues of this repo and believe that this is not a duplicate.

• If an exception occurs when executing a command, I executed it again in debug mode (-vvv option).

• OS version and name: Manjaro

• Poetry version: 1.0.9

• Link of a Gist with the contents of your pyproject.toml file: not relevant

Issue

After a poetry new, Poetry installs Pytest, but the installed version is 3.10.3, the current Pytest version is 5.4.3.