diff --git a/composer.json b/composer.json
index 82291b7..850297d 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
   "require": {
     "php": ">=5.4",
     "sabre/xml": "0.4.*",
-    "symfony/http-foundation": "~2.0",
+    "symfony/http-foundation": "~2.0|~3.0",
     "nesbot/carbon": "~1.0"
   },
   "require-dev": {