diff --git a/.travis.yml b/.travis.yml
index 1af4545..f41802d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ python:
   - "3.4"
 
 install:
+  - pip install wheel
   - pip install -r requirements.txt
   - pip install -r test-requirements.txt