diff --git a/.travis.yml b/.travis.yml
index de5567f..1557935 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ python:
   - "2.5"
   - "2.6"
   - "2.7"
+  - "pypy"
 
 install:
   - pip install . --quiet --use-mirrors