Build: Require tox >= 2.0 (for passenv)

[mimedecode.git] / tox.ini

diff --git a/tox.ini b/tox.ini
index 49dffc9f794d58356c9e5ed7594487d6c36127b5..48c62674c48338851a3d790d52429e60ffbbabf0 100644 (file)
--- a/tox.ini
+++ b/tox.ini
@@ -4,6 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
+minversion = 2.0
 envlist = py27, py33, py34, py35, py36, pypy
 
 [testenv]