diff --git a/package.json b/package.json
index f2338ee..41e57c0 100644
--- a/package.json
+++ b/package.json
@@ -24,11 +24,11 @@
     }
   ],
   "devDependencies": {
-    "grunt": "~0.4.1",
+    "grunt": "~0.4.2",
     "grunt-contrib-concat": "~0.3.0",
-    "grunt-contrib-jshint": "~0.7.2",
-    "grunt-contrib-nodeunit": "~0.2.2",
-    "grunt-contrib-sass": "~0.6.0",
+    "grunt-contrib-jshint": "~0.8.0",
+    "grunt-contrib-nodeunit": "~0.3.0",
+    "grunt-contrib-sass": "~0.7.1",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-jekyll": "~0.4.1"
   }