diff --git a/.travis.yml b/.travis.yml
index 454d4c3..4abdf9e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: python
 python:
   - "2.7"
 install:
-  - pip install tox
+  - pip install tox pytest
 script: 
   - tox