diff --git a/.travis.yml b/.travis.yml
index 52cda7e..316977b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,4 +10,6 @@ python:
 install:
   - pip install -U pip setuptools
   - pip install tox-travis
-script: tox
+script:
+  - tox
+  - git diff-tree --no-commit-id --name-only -r $REVISION | xargs pre-commit run --files