diff --git a/composer.json b/composer.json
index 5eb166dd2..427d26e40 100644
--- a/composer.json
+++ b/composer.json
@@ -15,11 +15,11 @@
         }
     ],
     "require": {
-        "symfony/framework-bundle": "2.1.*",
-        "symfony/twig-bundle": "2.1.*",
+        "symfony/framework-bundle": "~2.1",
+        "symfony/twig-bundle": "~2.1",
         "symfony/console": "~2.1",
         "dflydev/markdown": "1.0.*",
-        "symfony/validator": "2.1.0"
+        "symfony/validator": "~2.1"
     },
     "conflict": {
         "jms/serializer": "<0.12",