diff --git a/requirements_dev.txt b/requirements_dev.txt
index 37b0704..39664c2 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -4,7 +4,7 @@ click==6.7
 # wheel==0.29.0
 watchdog==0.8.3
 flake8==3.4.1
-tox==2.7.0
+tox==2.8.0
 coverage==4.4.1
 coloredlogs==7.3
 wakeonlan==0.2.2