diff --git a/.build/package.json b/.build/package.json
index 25727a13e58fe0688f31743356f1ad046966886d..502f6995823ce8ab760914ea2cfe868ae1061b54 100644
--- a/.build/package.json
+++ b/.build/package.json
@@ -17,14 +17,14 @@
   "devDependencies": {
     "chai": "^3.4.1",
     "grunt": "^0.4.5",
-    "grunt-bower-concat": "^0.5.0",
+    "grunt-bower-concat": "^0.6.0",
     "grunt-bower-task": "^0.4.0",
     "grunt-cli": "^0.1.13",
     "grunt-contrib-clean": "^0.7.0",
     "grunt-contrib-cssmin": "^0.14.0",
     "grunt-contrib-jshint": "^0.11.3",
     "grunt-contrib-sass": "^0.9.2",
-    "grunt-contrib-uglify": "^0.9.2",
+    "grunt-contrib-uglify": "^0.11.0",
     "grunt-mocha": "^0.4.15",
     "grunt-sass": "^1.1.0",
     "load-grunt-tasks": "^3.3.0",