diff --git a/package.json b/package.json
index e8f52d543..d99236390 100644
--- a/package.json
+++ b/package.json
@@ -5,13 +5,13 @@
   "devDependencies": {
     "bootstrap": "^3.4.0",
     "clipboard": "^1.7.1",
-    "css-loader": "^0.28.7",
+    "css-loader": "^2.0.0",
     "event-source-polyfill": "^0.0.12",
     "extract-text-webpack-plugin": "^3.0.2",
     "file-loader": "^1.1.6",
     "jquery": "^3.2.1",
-    "style-loader": "^0.19.1",
-    "webpack": "^3.10.0",
+    "style-loader": "^0.20.0",
+    "webpack": "^4.0.0",
     "xterm": "^2.9.2"
   },
   "scripts": {