diff --git a/composer.json b/composer.json
index 26c5bc12..035a831f 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
 		"homepage": "http://silverstripe.org"
 	}],
 	"require": {
-		"php": ">=5.3.2",
+		"php": ">=5.3.3",
 		"silverstripe/framework": ">=3.1.x-dev"
 	},
 	"extra": {