diff --git a/packages/gatsby/package.json b/packages/gatsby/package.json
index eb607f9f3328b..7c462195946d2 100644
--- a/packages/gatsby/package.json
+++ b/packages/gatsby/package.json
@@ -125,7 +125,7 @@
     "prop-types": "^15.7.2",
     "query-string": "^6.13.1",
     "raw-loader": "^0.5.1",
-    "react-dev-utils": "^4.2.3",
+    "react-dev-utils": "^7.0.2",
     "react-error-overlay": "^6.0.7",
     "react-hot-loader": "^4.12.21",
     "react-refresh": "^0.8.3",
@@ -151,7 +151,7 @@
     "v8-compile-cache": "^1.1.2",
     "webpack": "^4.44.1",
     "webpack-dev-middleware": "^3.7.2",
-    "webpack-dev-server": "^3.11.0",
+    "webpack-dev-server": "^4.0.0",
     "webpack-hot-middleware": "^2.25.0",
     "webpack-merge": "^4.2.2",
     "webpack-stats-plugin": "^0.3.2",