diff --git a/composer.json b/composer.json
index b955c81925cfe9e44bf6d140f5518f7decc247d1..2af840168f94a79d4f3a6ac84e43443fae41005f 100644
--- a/composer.json
+++ b/composer.json
@@ -22,12 +22,12 @@
     ],
     "require": {
         "php": ">=5.4",
-        "symfony/symfony": "~2.8|~3.0",
-        "doctrine/orm": "~2.2,>=2.2.3",
-        "doctrine/doctrine-bundle": "~1.2",
-        "symfony/assetic-bundle": "~2.3",
-        "symfony/monolog-bundle": "~2.4|~3.0",
-        "sensio/framework-extra-bundle": "~3.0",
+        "doctrine/doctrine-bundle": "^1.6",
+        "doctrine/orm": "^2.5",
+        "sensio/framework-extra-bundle": "^3.0.2",
+        "symfony/monolog-bundle": "^3.1.0",
+        "symfony/symfony": "^3.0",
+        "symfony/assetic-bundle": "^2.3",
         "irstea/theme-bundle": "^1.5 || ^2.0",
         "knplabs/knp-gaufrette-bundle": "~0.1",
         "ramsey/uuid": "~2.8",