diff --git a/packages/gatsby/package.json b/packages/gatsby/package.json
index 204f82960ebae..681d022744b96 100644
--- a/packages/gatsby/package.json
+++ b/packages/gatsby/package.json
@@ -30,24 +30,24 @@
     "cache-manager": "^2.9.0",
     "cache-manager-fs-hash": "^0.0.6",
     "chalk": "^2.3.2",
-    "chokidar": "^2.0.2",
+    "chokidar": "^3.0.0",
     "common-tags": "^1.4.0",
     "compression": "^1.7.3",
     "convert-hrtime": "^2.0.0",
     "copyfiles": "^1.2.0",
     "core-js": "^2.5.0",
-    "css-loader": "^1.0.0",
+    "css-loader": "^2.0.0",
     "debug": "^3.1.0",
     "del": "^3.0.0",
     "detect-port": "^1.2.1",
     "devcert-san": "^0.3.3",
     "domready": "^1.0.8",
     "dotenv": "^4.0.0",
-    "eslint": "^4.19.1",
+    "eslint": "^5.5.0",
     "eslint-config-react-app": "3.0.0-next.66cc7a90",
     "eslint-loader": "^2.0.0",
     "eslint-plugin-flowtype": "^2.46.1",
-    "eslint-plugin-graphql": "^2.0.0",
+    "eslint-plugin-graphql": "^4.0.0",
     "eslint-plugin-import": "^2.9.0",
     "eslint-plugin-jsx-a11y": "^6.0.3",
     "eslint-plugin-react": "^7.8.2",
@@ -58,7 +58,7 @@
     "flat": "^4.0.0",
     "friendly-errors-webpack-plugin": "^1.6.1",
     "fs-extra": "^5.0.0",
-    "gatsby-cli": "^2.4.5",
+    "gatsby-cli": "^4.5.0",
     "gatsby-link": "^2.0.6",
     "gatsby-plugin-page-creator": "^2.0.4",
     "gatsby-react-router-scroll": "^2.0.1",
@@ -90,17 +90,17 @@
     "null-loader": "^0.1.1",
     "opentracing": "^0.14.3",
     "opn": "^5.3.0",
-    "optimize-css-assets-webpack-plugin": "^5.0.1",
+    "optimize-css-assets-webpack-plugin": "^6.0.0",
     "parse-filepath": "^1.0.1",
     "physical-cpu-count": "^2.0.0",
     "postcss-flexbugs-fixes": "^3.0.0",
     "postcss-loader": "^2.1.3",
     "raw-loader": "^0.5.1",
-    "react-dev-utils": "^4.2.1",
+    "react-dev-utils": "^6.0.0",
     "react-error-overlay": "^3.0.0",
     "react-hot-loader": "^4.1.0",
     "redux": "^4.0.0",
-    "relay-compiler": "1.5.0",
+    "relay-compiler": "10.1.0",
     "request": "^2.85.0",
     "semver": "^5.6.0",
     "shallow-compare": "^1.2.2",
@@ -115,9 +115,9 @@
     "url-loader": "^1.0.1",
     "uuid": "^3.1.0",
     "v8-compile-cache": "^1.1.0",
-    "webpack": "^4.12.0",
+    "webpack": "^5.0.0",
     "webpack-dev-middleware": "^3.0.1",
-    "webpack-dev-server": "^3.1.1",
+    "webpack-dev-server": "^4.0.0",
     "webpack-hot-middleware": "^2.21.0",
     "webpack-merge": "^4.1.0",
     "webpack-stats-plugin": "^0.1.5",