diff --git a/package.json b/package.json
index b6bd847..1d8403d 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,12 @@
 		"name": "Rich Harris"
 	},
 	"main": "Ractive-transitions-fade.js",
+	"description": "A fade transition plugin for Ractive.js",
+ 	"jam": {
+ 		"dependencies": {
+ 			"Ractive": ">= 0.3.8"
+ 		}
+ 	},
 	"devDependencies": {
 		"grunt": "~0.4.1",
 		"grunt-contrib-concat": "~0.3.0",