diff --git a/htdocs/includes/stripe/.travis.yml b/htdocs/includes/stripe/.travis.yml
index d575ed51a7d..16526d9f853 100644
--- a/htdocs/includes/stripe/.travis.yml
+++ b/htdocs/includes/stripe/.travis.yml
@@ -3,6 +3,7 @@ sudo: false
 language: php
 
 php:
+  - 5.3
   - 5.4
   - 5.5
   - 5.6