diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index e5008ca406d..d95c12ded1d 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -50,7 +50,7 @@
     "html-webpack-plugin": "3.2.0",
     "identity-obj-proxy": "3.0.0",
     "loader-utils": "^1.1.0",
-    "jest": "22.4.3",
+    "jest": "24.0.0",
     "mini-css-extract-plugin": "^0.4.0",
     "object-assign": "4.1.1",
     "postcss-flexbugs-fixes": "3.3.1",
@@ -64,11 +64,11 @@
     "style-loader": "0.21.0",
     "svgr": "1.9.2",
     "sw-precache-webpack-plugin": "0.11.5",
-    "thread-loader": "1.1.5",
+    "thread-loader": "2.1.1",
     "uglifyjs-webpack-plugin": "1.2.5",
     "url-loader": "1.0.1",
     "webpack": "4.8.3",
-    "webpack-dev-server": "3.1.4",
+    "webpack-dev-server": "4.9.0",
     "webpack-manifest-plugin": "2.0.3",
     "whatwg-fetch": "2.0.4"
   },