Updated travis configuration.

Martin Brecht-Precht · Martin Brecht-Precht · commit baf908ee70f1 · 2018-03-09T16:18:19.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -13,7 +13,9 @@ php:
 
 matrix:
   allow_failures:
-    - php: hhvm
+    - php:
+      - '5.3'
+      - hhvm
 
 install:
   - composer install
