diff --git a/misc/requirements/requirements-tox.txt b/misc/requirements/requirements-tox.txt
index f077153ff..26345ab63 100644
--- a/misc/requirements/requirements-tox.txt
+++ b/misc/requirements/requirements-tox.txt
@@ -2,5 +2,5 @@
 
 pluggy==0.4.0
 py==1.4.31
-tox==2.3.1
+tox==2.4.0
 virtualenv==15.0.3