diff --git a/package.json b/package.json
index 1f86ea5f..2b113f3c 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "javascript-obfuscator": "./bin/javascript-obfuscator.js"
   },
   "dependencies": {
-    "babel-polyfill": "^6.9.1",
+    "babel-polyfill": "^6.13.0",
     "chance": "^1.0.4",
     "class-validator": "^0.5.0",
     "commander": "^2.9.0",
@@ -32,33 +32,33 @@
     "source-map-support": "^0.4.2"
   },
   "devDependencies": {
-    "@types/chai": "^3.4.29",
+    "@types/chai": "^3.4.30",
     "@types/chance": "^0.7.28",
     "@types/commander": "^2.3.29",
-    "@types/escodegen": "0.0.1",
-    "@types/esprima": "^2.1.28",
-    "@types/estraverse": "0.0.1",
+    "@types/escodegen": "0.0.2",
+    "@types/esprima": "^2.1.29",
+    "@types/estraverse": "0.0.2",
     "@types/format-unicorn": "0.0.28",
-    "@types/joi": "^6.5.28",
+    "@types/joi": "^9.0.29",
     "@types/mkdirp": "^0.3.28",
-    "@types/mocha": "^2.2.28",
-    "@types/node": "^4.0.30",
-    "@types/sinon": "^1.16.26",
+    "@types/mocha": "^2.2.29",
+    "@types/node": "^6.0.31",
+    "@types/sinon": "^1.16.27",
     "babel-cli": "^6.11.4",
     "babel-loader": "^6.2.4",
-    "babel-preset-es2015": "^6.9.0",
+    "babel-preset-es2015": "^6.13.2",
     "chai": "^3.5.0",
     "chai-members-deep": "^1.1.0",
     "coveralls": "^2.11.12",
     "istanbul": "1.1.0-alpha.1",
-    "mocha": "^3.0.0-2",
+    "mocha": "^3.0.1",
     "sinon": "^2.0.0-pre.2",
     "ts-loader": "^0.8.2",
-    "ts-node": "^1.2.1",
+    "ts-node": "^1.2.2",
     "tslint": "^3.14.0",
     "typescript": "^2.0.0",
     "webpack": "^2.1.0-beta.20",
-    "webpack-node-externals": "^1.3.2"
+    "webpack-node-externals": "^1.3.3"
   },
   "repository": {
     "type": "git",