diff --git a/.travis.yml b/.travis.yml
index 6ce1d56..7d57798 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,6 +22,6 @@ before_script:
     fi
 
   - pear install channel://pear.horde.org/Horde_Test
-  - pear install package.xml
+  - pear install -a -B package.xml
 script:
   - php $(find test -name AllTests.php)