package.json in jot-ruby-js-0.1.3 vs package.json in jot-ruby-js-0.1.4

@@ -1,9 +1,10 @@
 {
   "dependencies": {
     "jot": "file:jot",
+    "uglifyjs-webpack-plugin": "^2.1.0",
     "webpack": "^4.1.1"
   },
   "devDependencies": {
-    "webpack-cli": "^2.0.12"
+    "webpack-cli": "^3.0"
   }
 }