diff --git a/package.json b/package.json
index 5eceba50acc07998f314ee11573373e50fbba348..ee73ff9cd50471c452105bcc3a44aa77d2ace3ef 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
 		"mustache" : "~0.4.0"
 	},
 	"devDependencies": {
-		"grunt-contrib-mincss": "~0.3.1"
+		"grunt-contrib-mincss": "~0.3.1",
+		"grunt": "~0.3.17"
 	}
 }