diff --git a/.travis.yml b/.travis.yml
index 4114b2a..e98d961 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,7 +12,7 @@ matrix:
     - python: "3.6-dev"
       env: TOXENV=py36
 
-install: "pip install -r requirements.txt"
+install: pip install -U tox coveralls
 language: python
 script: tox
 after_success: coveralls