diff --git a/.travis.yml b/.travis.yml
index 97414728..8e0d0551 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,9 +5,6 @@ matrix:
   fast_finish: true
 
   include:
-    - php: '5.4'
-    - php: '5.5'
-    - php: '5.6'
     - php: '7.0'
     - php: '7.1'
       env: SNIFF=1