diff --git a/.travis.yml b/.travis.yml
index c1fb0b36..3cc39a58 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,8 +10,7 @@ matrix:
    - php: 5.3
      dist: precise
    - php: 5.4
-      dist: precise
-  - php: 5.5
+   - php: 5.5
    - php: 5.6
    - php: 7.0
    - php: 7.1