From 1610ef5e1b7a506dacd5351e8aad6d7bf18c606a Mon Sep 17 00:00:00 2001
From: pyup-bot <github-bot@pyup.io>
Date: Sat, 4 Aug 2018 02:39:00 -0500
Subject: [PATCH] Update tox from 2.3.1 to 3.1.3

---
 requirements_dev.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/requirements_dev.txt b/requirements_dev.txt
index 58f676e..ec92108 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -3,7 +3,7 @@ bumpversion==0.5.3
 wheel==0.31.0
 watchdog==0.8.3
 flake8==3.5.0
-tox==2.3.1
+tox==3.1.3
 coverage==4.1
 Sphinx==1.7.5
 cryptography==1.7