diff --git a/package.json b/package.json
index f67ef1a..3fe275a 100644
--- a/package.json
+++ b/package.json
@@ -21,22 +21,22 @@
     "grunt-contrib-concat": "~1.0",
     "grunt-contrib-connect": "~1.0",
     "grunt-contrib-cssmin": "~1.0",
-    "grunt-contrib-uglify": "~1.0",
+    "grunt-contrib-uglify": "~2.0",
     "grunt-contrib-watch": "~1.0",
     "grunt-copy": "^0.1.0",
     "grunt-eslint": "~19.0",
     "grunt-filerev": "^2.3.1",
     "grunt-flake8": "^0.1.3",
     "grunt-htmllint": "^0.2.7",
-    "grunt-include-source": "^0.7.1",
-    "grunt-newer": "^1.1.1",
+    "grunt-include-source": "~1.0",
     "grunt-jsonlint": "^1.1.0",
+    "grunt-newer": "~1.1",
     "grunt-ng-annotate": "~2.0",
-    "grunt-shell": "^1.1.2",
+    "grunt-shell": "~2.0",
     "grunt-usemin": "^3.1.1",
     "grunt-wiredep": "~3.0",
     "jshint-stylish": "^2.1.0",
-    "load-grunt-configs": "^0.4.3",
+    "load-grunt-configs": "~1.0",
     "load-grunt-tasks": "^3.2.0",
     "time-grunt": "^1.3.0"
   }