diff --git a/.travis.yml b/.travis.yml
index fb472f376e..80490bea7c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,6 @@ language: php
 
 # list any PHP version you want to test against
 php:
-  - 5.5
   - 5.6
   - 7.0