diff --git a/requirements.txt b/requirements.txt
index b87473c1..b6f1a0af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,5 +7,5 @@ binaryornot==0.4.4
 pytest==3.2.1
 pep8==1.7.0
 pyflakes==1.6.0
-tox==2.7.0
+tox==2.8.0
 pytest-cookies==0.2.0