diff --git a/composer.json b/composer.json
index 35e4052ab..e92b8f69d 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
 		"source": "https://github.com/cakephp/cakephp"
 	},
 	"require": {
-		"php": ">=5.2.8",
+		"php": ">=5.3.0",
 		"ext-mcrypt": "*"
 	},
 	"require-dev": {