diff --git a/package.json b/package.json
index a015a0d1..d9071b97 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "@types/mocha": "^8.0.3",
     "@types/node": "^14.11.8",
     "babel-eslint": "^10.1.0",
-    "babel-loader": "^8.1.0",
+    "babel-loader": "^8.2.4",
     "babel-preset-es2015": "6.24.1",
     "base64-arraybuffer": "^0.1.5",
     "eslint": "^6.8.0",
@@ -58,12 +58,12 @@
     "socket.io-browsers": "^1.0.0",
     "socket.io-msgpack-parser": "^3.0.0",
     "text-blob-builder": "0.0.1",
-    "ts-loader": "^8.0.5",
+    "ts-loader": "^8.0.14",
     "ts-node": "^9.0.0",
     "tsd": "^0.14.0",
     "typescript": "^4.0.3",
-    "webpack": "^4.44.2",
-    "webpack-cli": "^3.3.12",
+    "webpack": "^5.0.0",
+    "webpack-cli": "^4.0.0",
     "webpack-remove-debug": "^0.1.0",
     "zuul": "~3.11.1",
     "zuul-builder-webpack": "^1.2.0",