diff --git a/setup.cfg b/setup.cfg
index 7bb378df..02bee1ea 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,8 +16,7 @@ classifier =
     Programming Language :: Python :: 2
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.4
-
+    Programming Language :: Python :: 3.5
 [build_sphinx]
 source-dir = doc/source
 build-dir = doc/build
diff --git a/tox.ini b/tox.ini
index e5da3233..86a0a4ba 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 1.6
-envlist = docs,py27,pep8
+envlist = docs,py27,py35,pep8
 skipsdist = True
 
 [testenv]