diff --git a/package.json b/package.json
index e4c2f04..0f4ac0f 100644
--- a/package.json
+++ b/package.json
@@ -4,12 +4,12 @@
   "description": "A browser firendly .ics/.vcs file generator written entirely in javascript",
   "main": "icsjs",
   "dependencies": {
-    "grunt": "~0.4.2",
+    "grunt": "~1.0.0",
     "grunt-contrib-concat": "~0.3.0",
-    "grunt-contrib-jshint": "~0.7.2",
+    "grunt-contrib-jshint": "~0.11.1",
     "grunt-contrib-uglify": "~0.2.7",
-    "grunt-mocha": "~0.4.6",
-    "bower": "~1.2.8"
+    "grunt-mocha": "~1.0.3",
+    "bower": "~1.7.5"
   },
   "devDependencies": {},
   "scripts": {