diff --git a/.travis.yml b/.travis.yml
index 4cfe693..debd056 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,5 +3,4 @@ php:
   - "5.4"
   - "5.3"
 before_script:
-  - git clone git://github.com/phpseclib/phpseclib.git phpseclib
-  - mv phpseclib/phpseclib/* ./
+  - composer install --prefer-source --dev