diff --git a/.travis.yml b/.travis.yml
index ae5f5a09..f4bf5143 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,7 +21,7 @@ cache:
 before_script:
   # Deactivate xdebug if we don't do code coverage
   - if [ -z "$COVERAGE" ]; then rm -rfv /home/travis/.phpenv/versions/$(phpenv version-name)/etc/conf.d/xdebug.ini ; fi
-  - composer install
+  - composer install --ignore-platform-reqs
 
 script:
   # PHP_CodeSniffer