diff --git a/.travis.yml b/.travis.yml
index 2ec9b50..945ff11 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,6 +15,6 @@ install:
 
 # command to run tests, e.g. python setup.py test
 #script: python setup.py test
-script: coverage run --source twodolib setup.py test
+script: coverage run --source=twodolib setup.py test
 after_success:
-  coveralls
+  - coveralls
diff --git a/Makefile b/Makefile
index cbbdd99..85a8e17 100644
--- a/Makefile
+++ b/Makefile
@@ -55,7 +55,7 @@ test-all:
 	tox
 
 coverage:
-	coverage run --source twodolib setup.py test
+	coverage run --source=twodolib setup.py test
 	coverage report -m
 	coverage html
 	$(BROWSER) htmlcov/index.html