diff --git a/.travis.yml b/.travis.yml
index 7fe96e74..a3ca4eda 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,8 @@ language: php
 
 matrix:
   include:
+    - php: 5.3
+      dist: precise
     - php: 5.4
       dist: precise
     - php: 5.5.9