diff --git a/.travis.yml b/.travis.yml
index 427b820..822f3e5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,6 +27,7 @@ addons:
 install:
 - export PYTHONIOENCODING=UTF8
 - pip install coveralls
+- pip install -r requirements.txt
 script:
 - tox
 after_success: