diff --git a/package.json b/package.json
index fcbfc651..ee7553db 100644
--- a/package.json
+++ b/package.json
@@ -46,18 +46,18 @@
   "devDependencies": {
     "ayepromise": "~1.1.1",
     "grunt": "~0.4.2",
-    "grunt-bump": "0.0.11",
-    "grunt-contrib-clean": "~0.5.0",
-    "grunt-contrib-concat": "~0.3.0",
-    "grunt-contrib-connect": "~0.5.0",
-    "grunt-contrib-copy": "~0.4.1",
+    "grunt-bump": "0.3.0",
+    "grunt-contrib-clean": "~0.6.0",
+    "grunt-contrib-concat": "~0.5.1",
+    "grunt-contrib-connect": "~0.9.0",
+    "grunt-contrib-copy": "~0.8.0",
     "grunt-contrib-jasmine": "~0.8.2",
-    "grunt-contrib-jshint": "~0.7.2",
-    "grunt-contrib-uglify": "~0.2.7",
-    "grunt-contrib-watch": "~0.5.3",
-    "grunt-gh-pages": "~0.9.0",
+    "grunt-contrib-jshint": "~0.11.1",
+    "grunt-contrib-uglify": "~0.8.0",
+    "grunt-contrib-watch": "~0.6.1",
+    "grunt-gh-pages": "~0.10.0",
     "grunt-jasmine-nodejs": "~1.0.2",
-    "grunt-shell": "~0.6.1",
+    "grunt-shell": "~1.1.2",
     "grunt-template-jasmine-istanbul": "~0.3.3",
     "pegjs": "0.8.0"
   },