diff --git a/examples/preact/package.json b/examples/preact/package.json
index 038424e86b630c..80292a1cfdf08c 100644
--- a/examples/preact/package.json
+++ b/examples/preact/package.json
@@ -19,7 +19,7 @@
     "css-loader": "1.0.0",
     "dotenv": "6.0.0",
     "dotenv-expand": "4.2.0",
-    "eslint": "5.12.0",
+    "eslint": "7.16.0",
     "eslint-config-react-app": "^3.0.8",
     "eslint-loader": "2.1.1",
     "eslint-plugin-flowtype": "2.50.1",
@@ -30,10 +30,10 @@
     "fs-extra": "7.0.1",
     "html-webpack-plugin": "4.0.0-alpha.2",
     "identity-obj-proxy": "3.0.0",
-    "jest": "23.6.0",
+    "jest": "25.0.0",
     "jest-pnp-resolver": "1.0.2",
     "jest-resolve": "23.6.0",
-    "jest-watch-typeahead": "^0.2.1",
+    "jest-watch-typeahead": "^0.6.0",
     "mini-css-extract-plugin": "0.5.0",
     "optimize-css-assets-webpack-plugin": "5.0.1",
     "pnp-webpack-plugin": "1.2.1",
@@ -44,7 +44,7 @@
     "preact": "^10.0.0-beta.0",
     "react": "^16.8.6",
     "react-app-polyfill": "^0.2.2",
-    "react-dev-utils": "^8.0.0",
+    "react-dev-utils": "^11.0.0",
     "react-dom": "^16.8.6",
     "resolve": "1.10.0",
     "sass-loader": "7.1.0",
@@ -52,7 +52,7 @@
     "terser-webpack-plugin": "1.2.2",
     "url-loader": "1.1.2",
     "webpack": "4.28.3",
-    "webpack-dev-server": "3.1.14",
+    "webpack-dev-server": "4.0.0",
     "webpack-manifest-plugin": "2.0.4",
     "workbox-webpack-plugin": "3.6.3"
   },