edit travis.yml

spatie · Dec 9, 2016 · 0b5641d · 0b5641d
1 parent 36769cb
commit 0b5641d
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -5,9 +5,14 @@ php:
   - 7.0
   - 7.1
 
+env:
+  matrix:
+    - COMPOSER_FLAGS="--prefer-lowest"
+    - COMPOSER_FLAGS=""
+
 before_script:
   - travis_retry composer self-update
-  - composer install
+  - travis_retry composer update ${COMPOSER_FLAGS} --no-interaction --prefer-source
 
 script:
   - phpunit --coverage-text --coverage-clover=coverage.clover