diff --git a/.travis.yml b/.travis.yml
index a3709fb..fb534dd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ matrix:
   include:
     - { python: "3.7", dist: xenial, sudo: true }
 install:
-  - pip install --upgrade pytest "typing$TYPING_VERSION" "pytest-cov>=2.5.1"
+  - pip install --upgrade coveralls pytest "typing$TYPING_VERSION" "pytest-cov>=2.5.1"
   # mypy can't be installed on pypy
   - if [[ "${TRAVIS_PYTHON_VERSION}" != "pypy"* ]] ; then pip install mypy ; fi
   # Black is Python 3.6+-only
@@ -24,3 +24,5 @@ script:
   - py.test -vv --cov=injector --cov-branch --cov-report html --cov-report term
   - if [[ "${TRAVIS_PYTHON_VERSION}" != "pypy"* ]] ; then mypy injector ; fi
   - if [[ "${TRAVIS_PYTHON_VERSION}" != "pypy"* && "${TRAVIS_PYTHON_VERSION}" != "3.5"* ]] ; then black --check . ; fi
+after_success:
+  - coveralls