diff --git a/composer.json b/composer.json
index 9c1240b5a..21ae7284d 100644
--- a/composer.json
+++ b/composer.json
@@ -16,8 +16,8 @@
         }
     ],
     "require": {
-        "php": "~5.5",
-        "symfony/symfony": "~2.7",
+        "php": "~5.5|~7.0",
+        "symfony/symfony": "~2.8",
         "doctrine/orm": "~2.4",
         "doctrine/dbal" : "~2.5",
         "doctrine/common": "~2.4",