diff --git a/package.json b/package.json
index 588598d..e49e21b 100644
--- a/package.json
+++ b/package.json
@@ -14,15 +14,15 @@
     "gulp-ng-annotate": "^1",
     "gulp-notify": "^2.0.0",
     "gulp-sourcemaps": "^1",
-    "gulp-uglify": "^1",
+    "gulp-uglify": "^3.0.0",
     "jshint-stylish": "^2",
-    "laravel-elixir": "^3.0.0",
+    "laravel-elixir": "^4.0.0",
     "laravel-elixir-livereload": "^1.1.1",
     "main-bower-files": "^2.1.0"
   },
   "devDependencies": {
     "gulp": "^3.9.1",
-    "laravel-elixir": "^5.0.0",
+    "laravel-elixir": "^4.0.0",
     "bootstrap-sass": "^3.0.0"
   }
 }