Tests,CI: Upgrade `tox`

[sqlconvert.git] / tox.ini

diff --git a/tox.ini b/tox.ini
index 5502cbe402f6627cb8a8276e434ea85ff8e8c031..8a4b1e68c8b2d5b52e315abbf260534b1575af94 100644 (file)
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-minversion = 2.0
+minversion = 3.15
 envlist = py27,py3{4,5,6,7,8,9}{,-sqlite},py{27,39}-flake8
 
 # Base test environment settings