diff --git a/.travis.yml b/.travis.yml
index 6ace717..5a5e236 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,22 +1,12 @@
 language: php
 
 php:
-  - 5.4
-  - 5.5
-  - 5.6
-  - 7.0
   - 7.1
   - 7.2
   - hhvm
 
 matrix:
-  include:
-    - php: 5.3
-      dist: precise
   allow_failures:
-    - php: 5.3
-    - php: 5.4
-    - php: 5.5
     - php: hhvm
 
 cache:
diff --git a/composer.json b/composer.json
index f8a4b3d..2d8bedd 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
         }
     ],
     "require": {
-        "php": ">= 5.3.3"
+        "php": ">= 7.1"
     },
     "require-dev": {
         "phpunit/phpunit": "4.8.*",