diff --git a/.travis.yml b/.travis.yml
index 7c466c1..0ec4c91 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ sudo: false
 
 cache:
     directories:
-        - $HOME/.composer/cache
+        - $HOME/.composer/cache/files
 
 php:
     - 5.4