diff --git a/.travis.yml b/.travis.yml
index 2cc92864..b09e8232 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: python
 python:
   - "2.7"
   - "3.3"
+  - "pypy"
 
 install:
   - "pip install -r requirements.txt"