diff --git a/.travis.yml b/.travis.yml
index a99f047..31d2ad0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ php:
 
 install:
   - sudo apt-get install parallel
-  - composer install --dev --prefer-source
+  - composer install --prefer-source
   - vendor/bin/bowerphp install
 
 before_script: