diff --git a/.travis.yml b/.travis.yml
index 8004802..007bd5c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,8 +19,6 @@ matrix:
       env: SYMFONY_VERSION='^3.0'
     - php: 7.1
       env: SYMFONY_VERSION='^4.0'
-    - php: 7.0
-      env: COMPOSER_FLAGS='--prefer-lowest'
 
 php:
   - 7.0