diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index dcac53cf49f..9474e33829e 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -43,7 +43,7 @@
     "file-loader": "1.1.5",
     "fs-extra": "3.0.1",
     "html-webpack-plugin": "2.29.0",
-    "jest": "20.0.4",
+    "jest": "24.0.0",
     "object-assign": "4.1.1",
     "postcss-flexbugs-fixes": "3.2.0",
     "postcss-loader": "2.0.8",
@@ -53,8 +53,8 @@
     "style-loader": "0.19.0",
     "sw-precache-webpack-plugin": "0.11.4",
     "url-loader": "0.6.2",
-    "webpack": "3.8.1",
-    "webpack-dev-server": "2.9.4",
+    "webpack": "4.0.0",
+    "webpack-dev-server": "4.9.0",
     "webpack-manifest-plugin": "1.3.2",
     "whatwg-fetch": "2.0.3"
   },