diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index 43ea8b6aa08..cac612f610e 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -56,17 +56,17 @@
     "postcss-loader": "2.0.10",
     "promise": "8.0.1",
     "raf": "3.4.0",
-    "react-dev-utils": "^5.0.0",
+    "react-dev-utils": "^12.0.0",
     "resolve": "1.6.0",
     "sass-loader": "7.0.1",
     "style-loader": "0.19.1",
     "svgr": "1.9.2",
     "sw-precache-webpack-plugin": "0.11.4",
     "thread-loader": "1.1.2",
-    "uglifyjs-webpack-plugin": "1.1.6",
+    "uglifyjs-webpack-plugin": "2.0.0",
     "url-loader": "0.6.2",
     "webpack": "3.10.0",
-    "webpack-dev-server": "2.11.0",
+    "webpack-dev-server": "4.7.3",
     "webpack-manifest-plugin": "1.3.2",
     "whatwg-fetch": "2.0.3"
   },