diff --git a/.travis.yml b/.travis.yml
index 88623a2aa..d9f6e74be 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,12 +1,12 @@
 language: python
 
 python:
-  - 2.6
   - 2.7
-  - 3.2
   - 3.3
   - 3.4
+  - 3.5
   - pypy
+  - pypy3
 
 services:
   - mongodb
diff --git a/tox.ini b/tox.ini
index c9a700527..dadf3e5f8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,8 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py26, py27, py32, py33, py34, pypy
+envlist = py26, py27, py33, py34, py35, pypy, pypy3
+skip_missing_interpreters = True
 
 [testenv]
 commands =