diff --git a/.travis.yml b/.travis.yml
index 665347c..c61d1b7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,11 @@
 language: python
 python:
+    - "2.6"
     - "2.7"
+    - "3.1"
+    - "3.2"
     - "3.3"
+    - "pypy"
 install:
     - "pip install coverage"
 script: