diff options
Diffstat (limited to 'tox/_venv.py')
-rw-r--r-- | tox/_venv.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tox/_venv.py b/tox/_venv.py index 0c56cc0..937a881 100644 --- a/tox/_venv.py +++ b/tox/_venv.py @@ -260,6 +260,8 @@ class VirtualEnv(object): if self.envconfig.downloadcache: self.envconfig.downloadcache.ensure(dir=1) l.append("--download-cache=%s" % self.envconfig.downloadcache) + if self.envconfig.pip_pre: + l.append("--pre") return l def run_install_command(self, packages, options=(), |