diff --git a/.travis.yml b/.travis.yml
index 61a5b940..cceb7882 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ install:
 #script: py.test run-tests.py ./pywb/ --doctest-modules --ignore=setup.py
 #script: py.test -v --doctest-module ./tests/*.py ./pywb/
 script: 
-    run-tests.py
+    python run-tests.py
 
 after_success:
     coveralls