diff --git a/.travis.yml b/.travis.yml
index 1339ea7a1..523415a45 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -50,4 +50,4 @@ jobs:
     - stage: code quality
       if: type = push AND (branch = develop OR branch = master)
       php: 7.1
-      script: ./vendor/bin/phpcs --colors -nq --report="full" --extensions="php" $(git diff --name-only $TRAVIS_COMMIT)
+      script: ./vendor/bin/phpcs --colors -nq --report="full" --extensions="php" $(git show --name-only --pretty="" $TRAVIS_COMMIT)