diff --git a/composer.json b/composer.json
index d67dfd71..e304a8bb 100644
--- a/composer.json
+++ b/composer.json
@@ -3,19 +3,19 @@
 	"description": "The SilverStripe Framework Installer",
 	"require": {
 		"php": ">=5.5.0",
-		"silverstripe/cms": "4.0.x-dev",
-		"silverstripe/framework": "4.0.x-dev",
-		"silverstripe/reports": "4.0.x-dev",
-		"silverstripe/siteconfig": "4.0.x-dev",
-		"silverstripe-themes/simple": "~3.2.0",
-		"silverstripe/asset-admin": "1.0.x-dev"
+		"silverstripe/cms": "3.x-dev",
+		"silverstripe/framework": "3.x-dev",
+		"silverstripe/reports": "3.x-dev",
+		"silverstripe/siteconfig": "3.x-dev",
+		"silverstripe-themes/simple": "3.1.*",
+		"qunabu/silverstripe-theme":"dev-master"
 	},
 	"require-dev": {
 		"phpunit/PHPUnit": "~4.8"
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-master": "4.0.x-dev"
+			"dev-master": "3.x-dev"
 		}
 	},
 	"config": {