diff --git a/.travis.yml b/.travis.yml
index 700575c..177a4f6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,6 @@ dist: trusty
 language: php
 
 php:
-  - 5.6
   - 7.0
   - 7.1
   - 7.2
@@ -18,11 +17,6 @@ cache:
   directories:
     - $HOME/.composer/cache
 
-matrix:
-  include:
-    - php: 5.6
-      env: 'COMPOSER_FLAGS="--prefer-stable --prefer-lowest"'
-
 before_script:
   - travis_retry composer update ${COMPOSER_FLAGS} --no-interaction --prefer-dist