diff --git a/package.json b/package.json
index 0d93efe73..0ba7bc882 100755
--- a/package.json
+++ b/package.json
@@ -29,18 +29,18 @@
     }
   },
   "devDependencies": {
-    "font-awesome": "~4.0.3",
-    "grunt": "~0.4.4",
-    "grunt-concurrent": "~0.5.0",
-    "grunt-contrib-clean": "~0.5.0",
-    "grunt-contrib-coffee": "~0.10.1",
-    "grunt-contrib-compress": "~0.9.1",
-    "grunt-contrib-concat": "~0.4.0",
-    "grunt-contrib-copy": "~0.5.0",
-    "grunt-contrib-watch": "~0.6.1",
-    "grunt-crx": "~0.3.3",
-    "grunt-shell": "~0.7.0",
-    "load-grunt-tasks": "~0.6.0"
+    "font-awesome": "4.0.3",
+    "grunt": "0.4.5",
+    "grunt-concurrent": "0.5.0",
+    "grunt-contrib-clean": "0.6.0",
+    "grunt-contrib-coffee": "0.10.1",
+    "grunt-contrib-compress": "0.10.0",
+    "grunt-contrib-concat": "0.5.0",
+    "grunt-contrib-copy": "0.5.0",
+    "grunt-contrib-watch": "0.6.1",
+    "grunt-crx": "0.3.3",
+    "grunt-shell": "0.7.0",
+    "load-grunt-tasks": "0.6.0"
   },
   "repository": {
     "type": "git",