diff --git a/composer.json b/composer.json
index 840abb1..39061aa 100644
--- a/composer.json
+++ b/composer.json
@@ -34,6 +34,7 @@
 	"require": {
 		"php": ">=5.3",
 		"joseym/li3_installer": "master",
+		"leafo/lessphp": "v0.3.3",
 		"kriswallsmith/assetic": "dev-master" 
 	}