diff --git a/.travis.yml b/.travis.yml
index 2b4f0075..68512d18 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,6 +17,7 @@ install:
   - python setup.py install
   - pip install coveralls
 script: 
-  - python -m unittest discover
+  - python3 -m unittest discover
+  - python3 -m unittest pydlm/tests/tuner/test*.py
   - coverage run --source . -m unittest discover
 after_success: coveralls