diff --git a/.travis.yml b/.travis.yml
index d68de0b32..b104b65e2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,21 +14,30 @@ python:
   - 3.3
   - "pypy"
 
-install: 
+install:
   - "sudo apt-get -qq install libfreetype6-dev liblcms2-dev python-qt4 ghostscript libffi-dev cmake"
   - "pip install cffi"
+  - "pip install coveralls"
 
-  # webp  
+  # webp
   - pushd depends && ./install_webp.sh && popd
 
   # openjpeg
   - pushd depends && ./install_openjpeg.sh && popd
 
 script:
+  - coverage erase
   - python setup.py clean
   - python setup.py build_ext --inplace
-  - python selftest.py
-  - python Tests/run.py
+  - coverage run --append --include=PIL/* selftest.py
+  - coverage run --append --include=PIL/* Tests/run.py
+
+after_success:
+  - coverage report
+  - coveralls
+  - pip install pep8 pyflakes
+  - pep8 PIL/*.py
+  - pyflakes PIL/*.py
 
 matrix:
   allow_failures: