diff --git a/tox.ini b/tox.ini
index eca4d89..f03c8b0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,10 +6,10 @@ exclude = migrations/*,docs/*
 
 [tox]
 envlist =
-    py27-{1.8,1.9,1.10,master},
+    py27-{1.8,1.9,1.10,1.11,master},
     py33-{1.8},
-    py34-{1.8,1.9,1.10,master},
-    py35-{1.8,1.9,1.10,master},
+    py34-{1.8,1.9,1.10,1.11,master},
+    py35-{1.8,1.9,1.10,1.11,master},
 
 [testenv]
 commands =