diff --git a/misc/requirements/requirements-tox.txt b/misc/requirements/requirements-tox.txt
index 88dd1191d..3f6d3d09c 100644
--- a/misc/requirements/requirements-tox.txt
+++ b/misc/requirements/requirements-tox.txt
@@ -2,7 +2,7 @@
 
 packaging==17.1
 pluggy==0.7.1
-py==1.5.4
+py==1.6.0
 pyparsing==2.2.0
 six==1.11.0
 tox==3.2.1