diff --git a/composer.json b/composer.json
index 34da51c4c..e2a1225ad 100644
--- a/composer.json
+++ b/composer.json
@@ -17,25 +17,25 @@
         }
     ],
     "require": {
-        "symfony/symfony": "~2.3|~3.0",
-        "sonata-project/admin-bundle": "~2.4",
-        "sonata-project/block-bundle": "~2.3",
-        "sonata-project/seo-bundle": "~2.0",
-        "sonata-project/doctrine-extensions" : "~1.0",
+        "symfony/symfony": "^2.3 || ^3.0",
+        "sonata-project/admin-bundle": "^3.0",
+        "sonata-project/block-bundle": "^3.0",
+        "sonata-project/seo-bundle": "^2.0",
+        "sonata-project/doctrine-extensions" : "^1.0",
         "sonata-project/cache-bundle": "^2.1.7",
         "sonata-project/cache": "^1.0.2",
-        "sonata-project/core-bundle": "^2.3.1",
-        "symfony-cmf/routing-bundle": "~1.1",
-        "sonata-project/notification-bundle": "~2.2",
-        "sonata-project/datagrid-bundle": "~2.2",
-        "cocur/slugify": "~1.0"
+        "sonata-project/core-bundle": "^3.0",
+        "symfony-cmf/routing-bundle": "^1.1",
+        "sonata-project/notification-bundle": "^2.2",
+        "sonata-project/datagrid-bundle": "^2.2",
+        "cocur/slugify": "^1.0"
     },
     "require-dev": {
-        "sonata-project/doctrine-orm-admin-bundle": "~2.2",
-        "symfony/phpunit-bridge": "~2.7|~3.0",
-        "friendsofsymfony/rest-bundle": "~1.1",
-        "jms/serializer-bundle": "~0.11|~1.0",
-        "nelmio/api-doc-bundle": "~2.4"
+        "sonata-project/doctrine-orm-admin-bundle": "^2.2",
+        "symfony/phpunit-bridge": "^2.7 || ^3.0",
+        "friendsofsymfony/rest-bundle": "^1.1",
+        "jms/serializer-bundle": "~0.11 || ^1.0",
+        "nelmio/api-doc-bundle": "^2.4"
     },
     "conflict": {
         "jms/serializer": "<0.13"
@@ -50,7 +50,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "2.4.x-dev"
+            "dev-master": "3.x-dev"
         }
     }
 }