diff --git a/.travis.yml b/.travis.yml
index a0931eb..31ca8c4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,6 @@ matrix:
     - php: 7
     - php: hhvm
   allow_failures:
-    - php: 7
     - php: hhvm
 
 install:
diff --git a/composer.json b/composer.json
index 4aba76d..5204335 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
         "psr-7"
     ],
     "require": {
-        "php": ">=5.5",
+        "php": "^5.5 || ^7.0",
         "maximebf/debugbar": "^1.10",
         "psr/http-message": "^1.0",
         "zendframework/zend-diactoros": "^1.1.3"