diff --git a/.travis.yml b/.travis.yml
index a982aa6..1da8bef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,9 @@ language: python
 python:
   - "3.4"
   - "2.7"
+install:
+  - pip install -r requirements.txt
+  - pip install flake8
 script:
   - python -m doctest -v pg_view.py
   - flake8 pg_view.py