diff --git a/.travis.yml b/.travis.yml
index 4391656..55cef3f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ php:
   - 5.5
   - 5.6
   - 7.0
+  - 7.1
 
 before_script:
   - travis_retry composer update --no-interaction