diff --git a/setup.cfg b/setup.cfg
index 6cd7c4258..84ef1aa1d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -30,6 +30,7 @@ classifier =
     License :: OSI Approved :: Apache Software License
     Operating System :: OS Independent
     Programming Language :: Python
+    Programming Language :: Python :: 3.5
 
 [files]
 packages =
diff --git a/tox.ini b/tox.ini
index 2062424b4..a5647f072 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py34,py27,pep8
+envlist = py35,py34,py27,pep8
 minversion = 1.8
 skipsdist = True