diff --git a/reveal.js/package.json b/reveal.js/package.json
index 814ccd0..02e89cb 100644
--- a/reveal.js/package.json
+++ b/reveal.js/package.json
@@ -28,7 +28,7 @@
     "socket.io": "~1.7.4"
   },
   "devDependencies": {
-    "grunt": "~0.4.5",
+    "grunt": "~1.3.0",
     "grunt-autoprefixer": "~3.0.4",
     "grunt-contrib-connect": "~0.11.2",
     "grunt-contrib-cssmin": "~0.14.0",