diff --git a/package.json b/package.json
index e4a2307..6c1abaa 100644
--- a/package.json
+++ b/package.json
@@ -35,29 +35,29 @@
     "apache-server-configs": "^2.7.1",
     "bower": "^1.3.12",
     "grunt": "^0.4.5",
-    "grunt-autoprefixer": "^1.0.0",
+    "grunt-autoprefixer": "^2.2.0",
     "grunt-cli": "^0.1.13",
     "grunt-concurrent": "^1.0.0",
     "grunt-contrib-clean": "^0.6.0",
     "grunt-contrib-concat": "^0.5.0",
     "grunt-contrib-connect": "^0.9.0",
-    "grunt-contrib-copy": "^0.7.0",
-    "grunt-contrib-cssmin": "^0.10.0",
-    "grunt-contrib-htmlmin": "^0.3.0",
+    "grunt-contrib-copy": "^0.8.0",
+    "grunt-contrib-cssmin": "^0.12.2",
+    "grunt-contrib-htmlmin": "^0.4.0",
     "grunt-contrib-imagemin": "^0.9.0",
-    "grunt-contrib-jshint": "^0.10.0",
-    "grunt-contrib-less": "^0.12.0",
-    "grunt-contrib-sass": "^0.8.1",
-    "grunt-contrib-uglify": "^0.6.0",
+    "grunt-contrib-jshint": "^0.11.0",
+    "grunt-contrib-less": "^1.0.0",
+    "grunt-contrib-sass": "^0.9.2",
+    "grunt-contrib-uglify": "^0.8.0",
     "grunt-contrib-watch": "^0.6.1",
     "grunt-mocha": "^0.4.10",
-    "grunt-newer": "^0.8.0",
+    "grunt-newer": "^1.1.0",
     "grunt-rev": "^0.1.0",
     "grunt-svgmin": "^2.0.0",
-    "grunt-usemin": "^2.3.0",
-    "grunt-wiredep": "^1.7.0",
+    "grunt-usemin": "^3.0.0",
+    "grunt-wiredep": "^2.0.0",
     "jshint-stylish": "^1.0.0",
-    "load-grunt-tasks": "^1.0.0",
+    "load-grunt-tasks": "^3.1.0",
     "time-grunt": "^1.0.0"
   },
   "engines": {