diff --git a/docs/package.json b/docs/package.json
index bf90ebac42..b1feaf24e6 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -22,14 +22,14 @@
     "babel-plugin-emotion": "^10.0.9",
     "chroma-js": "^1.3.6",
     "chrono-node": "^1.3.5",
-    "codesandboxer": "^0.1.1",
+    "codesandboxer": "^0.5.0",
     "copy-webpack-plugin": "^5.0.3",
     "cross-env": "^5.1.3",
-    "css-loader": "^0.28.7",
+    "css-loader": "^2.0.0",
     "dotenv": "^7.0.0",
     "extract-react-types-loader": "^0.3.0",
     "flow-bin": "^0.91.0",
-    "html-webpack-plugin": "^3.2.0",
+    "html-webpack-plugin": "^5.5.0",
     "moment": "^2.20.1",
     "pretty-proptypes": "^0.5.0",
     "raf-schd": "^2.1.0",
@@ -47,7 +47,7 @@
     "unfetch": "^3.0.0",
     "webpack": "^4.30.0",
     "webpack-cli": "^3.3.1",
-    "webpack-dev-server": "^3.3.1"
+    "webpack-dev-server": "^4.0.0"
   },
   "scripts": {
     "start": "cross-env FORCE_EXTRACT_REACT_TYPES=true webpack-dev-server --progress",