diff --git a/.travis.yml b/.travis.yml
index 6a3cb33..65cbf6b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -85,7 +85,7 @@ matrix:
 # command to run tests
 script:
   - python --version
-  - if [ "$TEST_MODE" = "TEST_FULL" ]; then PUBS_TESTS_MODE=MOCK    python setup.py test; fi
-  - if [ "$TEST_MODE" = "TEST_FULL" ]; then PUBS_TESTS_MODE=COLLECT python setup.py test; fi
-  - if [ "$TEST_MODE" = "TEST_MOCK" ]; then PUBS_TESTS_MODE=MOCK    python setup.py test; fi
-  - if [ "$TEST_MODE" = "INSTALL" ]; then pip install -U pip; pip install pubs; pubs --help; pip uninstall -y pubs; fi
+  - if [ "$TO_TEST" = "TEST_FULL" ]; then PUBS_TESTS_MODE=MOCK    python setup.py test; fi
+  - if [ "$TO_TEST" = "TEST_FULL" ]; then PUBS_TESTS_MODE=COLLECT python setup.py test; fi
+  - if [ "$TO_TEST" = "TEST_MOCK" ]; then PUBS_TESTS_MODE=MOCK    python setup.py test; fi
+  - if [ "$TO_TEST" = "INSTALL" ]; then pip install -U pip; pip install pubs; pubs --help; pip uninstall -y pubs; fi