diff --git a/.travis.yml b/.travis.yml
index e1a25193..bb067ae2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,6 +23,8 @@ cache:
     - vendor
 
 install:
+  # set low version, so deps can be installed on 5.3
+  - composer config platform.php 5.4
   - composer update --no-interaction --prefer-source
 
 script: