diff --git a/.travis.yml b/.travis.yml
index 05f35ac..663a730 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,13 @@
 language: python
+
 python:
   - 2.7
 
+install:
+  - pip install coveralls
+
 script:
-  - nosetests
\ No newline at end of file
+  - nosetests --with-coverage --cover-package=calculator
+
+after_success:
+  - coveralls
\ No newline at end of file