diff --git a/gulp/package.json b/gulp/package.json
index a3b3e5af..c5ae6674 100644
--- a/gulp/package.json
+++ b/gulp/package.json
@@ -4,29 +4,30 @@
   "description": "gulp build system for Tone.js",
   "main": "gulpfile.js",
   "dependencies": {
-    "amd-optimize": "^0.4.3",
-    "del": "^1.1.1",
+    "amd-optimize": "^0.6.1",
+    "del": "^2.2.2",
+    "graceful-fs": "^4.1.6",
     "gulp": "^3.9.1",
-    "gulp-autoprefixer": "^2.3.1",
+    "gulp-autoprefixer": "^3.1.1",
     "gulp-concat": "^2.5.2",
     "gulp-concat-css": "^2.2.0",
     "gulp-indent": "^1.0.0",
-    "gulp-insert": "^0.4.0",
-    "gulp-open": "^1.0.0",
+    "gulp-insert": "^0.5.0",
+    "gulp-open": "^2.0.0",
     "gulp-rename": "^1.2.2",
     "gulp-replace": "^0.5.3",
-    "gulp-ruby-sass": "^1.0.5",
+    "gulp-ruby-sass": "^2.1.0",
     "gulp-tap": "^0.1.3",
-    "gulp-uglify": "^1.2.0",
+    "gulp-uglify": "^2.0.0",
     "gulp-webserver": "^0.9.1",
-    "karma": "^0.13.19",
-    "karma-chrome-launcher": "^0.2.2",
-    "karma-firefox-launcher": "^0.1.7",
-    "karma-mocha": "^0.2.1",
-    "karma-requirejs": "^0.2.6",
-    "mocha": "^2.4.5",
+    "karma": "^1.3.0",
+    "karma-chrome-launcher": "^2.0.0",
+    "karma-firefox-launcher": "^1.0.0",
+    "karma-mocha": "^1.1.1",
+    "karma-requirejs": "^1.1.0",
+    "mocha": "^3.0.2",
     "requirejs": "^2.1.22",
-    "yargs": "^3.21.0"
+    "yargs": "^5.0.0"
   },
   "scripts": {
     "test": "gulp karma-test"