diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index 46e9a00a020..7b1632cff9a 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -49,7 +49,7 @@
     "graphql-tag": "2.6.1",
     "html-webpack-plugin": "2.30.1",
     "identity-obj-proxy": "3.0.0",
-    "jest": "22.1.2",
+    "jest": "26.0.0",
     "object-assign": "4.1.1",
     "postcss-flexbugs-fixes": "3.2.0",
     "postcss-loader": "2.0.10",
@@ -62,7 +62,7 @@
     "thread-loader": "1.1.2",
     "uglifyjs-webpack-plugin": "1.1.6",
     "url-loader": "0.6.2",
-    "webpack": "3.10.0",
+    "webpack": "4.0.0",
     "webpack-dev-server": "2.11.0",
     "webpack-manifest-plugin": "1.3.2",
     "whatwg-fetch": "2.0.3"