diff --git a/composer.json b/composer.json
index 632119ab..17293cd7 100644
--- a/composer.json
+++ b/composer.json
@@ -13,15 +13,15 @@
     ],
     "require":      {
         "php":                      ">=5.3.3",
-        "symfony/framework-bundle": "~2.6|~3.0|^4.0",
-        "symfony/twig-bundle":      "~2.6|~3.0|^4.0",
-        "symfony/form":             "~2.6|~3.0|^4.0",
-        "symfony/console":          "~2.6|~3.0|^4.0",
-        "symfony/finder":           "~2.6|~3.0|^4.0",
+        "symfony/framework-bundle": "~2.6|~3.0|^4.0|^5.0",
+        "symfony/twig-bundle":      "~2.6|~3.0|^4.0|^5.0",
+        "symfony/form":             "~2.6|~3.0|^4.0|^5.0",
+        "symfony/console":          "~2.6|~3.0|^4.0|^5.0",
+        "symfony/finder":           "~2.6|~3.0|^4.0|^5.0",
         "twig/twig":                "~1.12|~2.0@dev"
     },
     "require-dev": {
-        "symfony/assetic-bundle":       "~2.6|~3.0|^4.0",
+        "symfony/assetic-bundle":       "~2.6|~3.0|^4.0|^5.0",
         "knplabs/knp-menu":             "~2.0@alpha",
         "knplabs/knp-menu-bundle":      "~2.0@alpha",
         "knplabs/knp-paginator-bundle": "dev-master",