diff --git a/package.json b/package.json
index 35e6a936..0b14f7f0 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "devDependencies": {
     "dateformat": "1.0.11",
     "grunt": "0.4.5",
-    "grunt-contrib-clean": "0.7.0",
+    "grunt-contrib-clean": "1.0.0",
     "grunt-contrib-concat": "0.5.1",
     "grunt-contrib-connect": "0.11.2",
     "grunt-contrib-copy": "0.8.0",