diff --git a/.travis.yml b/.travis.yml
index a46b6b9..b2fca9d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,7 +11,7 @@ install:
   - composer install
 
 before_script:
-  - composer install --lock
+  - composer update --lock
 
 script:
   - ./vendor/bin/behat