diff --git a/composer.json b/composer.json
index 6171717..660ba45 100644
--- a/composer.json
+++ b/composer.json
@@ -19,8 +19,8 @@
     "require": {
         "php": ">=5.3.0",
         "gregwar/captcha": "~1.1",
-        "symfony/framework-bundle": "~2.1",
-        "symfony/form": "~2.1"
+        "symfony/framework-bundle": "~2.1 || ~3.0",
+        "symfony/form": "~2.1 || ~3.0"
     },
     "autoload": {
         "psr-4": {