diff --git a/composer.json b/composer.json
index cf1d0fb..c5b9fcd 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     ],
     "require": {
         "php": ">=5.3.3.",
-        "zendframework/zendframework": "~2.2"
+        "zendframework/zendframework": "~2.4"
     },
     "require-dev": {
         "phpunit/phpunit": "4.1.*",