diff --git a/.travis.yml b/.travis.yml
index 120b7fb8bd..092b150a7c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,6 +13,6 @@ before_script:
 script:
     - make
     - make compress
-    - coverage run py.test
+    - coverage run -m py.test tests
 after_success:
     - coveralls