diff --git a/.travis.yml b/.travis.yml
index 4c1e8fb7de..4a507f47c1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,7 +43,7 @@ before_install:
   - yes | pecl install imagick-beta
 install:
   - if [[ $TRAVIS_PHP_VERSION = 5.* ]];then travis_retry composer install --no-progress --no-interaction --optimize-autoloader; fi;
-  - if [[ $TRAVIS_PHP_VERSION = 7.* ]];then travis_retry composer remove --no-update phpunit/phpunit; travis_retry composer require --dev phpunit/phpunit --sort-packages --optimize-autoloader --update-with-dependencies --no-progress --no-interaction; fi;
+  - if [[ $TRAVIS_PHP_VERSION = 7.* ]];then travis_retry composer install --no-interaction --no-progress --ignore-platform-reqs; travis_retry composer remove --no-interaction --dev phpunit/phpunit; travis_retry composer require --dev phpunit/phpunit --sort-packages --optimize-autoloader --no-progress --no-interaction; fi;
   - travis_retry npm install
 before_script:
   - mysql -e 'CREATE DATABASE update39_test;CREATE DATABASE ab_test;CREATE DATABASE db_test;SET @@global.sql_mode=STRICT_ALL_TABLES;SET @@global.max_allowed_packet=33554432;SET @@global.wait_timeout=999999;'