diff --git a/src/Symfony/Bundle/FrameworkBundle/composer.json b/src/Symfony/Bundle/FrameworkBundle/composer.json
index 6d77efc55c..e1ec07d398 100644
--- a/src/Symfony/Bundle/FrameworkBundle/composer.json
+++ b/src/Symfony/Bundle/FrameworkBundle/composer.json
@@ -19,7 +19,7 @@
         "php": ">=5.3.3",
         "symfony/dependency-injection" : "~2.2",
         "symfony/config" : "~2.4",
-        "symfony/event-dispatcher": "~2.1",
+        "symfony/event-dispatcher": "~2.5",
         "symfony/http-foundation": "~2.4",
         "symfony/http-kernel": "~2.4",
         "symfony/filesystem": "~2.3",