diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index 123f966d035..3973493970e 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -32,7 +32,7 @@
     "chalk": "1.1.3",
     "css-loader": "0.28.4",
     "dotenv": "4.0.0",
-    "eslint": "4.4.1",
+    "eslint": "5.0.0",
     "eslint-config-react-app": "^2.0.1",
     "eslint-loader": "1.9.0",
     "eslint-plugin-flowtype": "2.35.0",
@@ -46,13 +46,13 @@
     "jest": "20.0.4",
     "object-assign": "4.1.1",
     "postcss-flexbugs-fixes": "3.2.0",
-    "postcss-loader": "2.0.6",
+    "postcss-loader": "2.1.0",
     "promise": "8.0.1",
     "react-dev-utils": "^4.1.0",
-    "style-loader": "0.18.2",
+    "style-loader": "0.20.0",
     "sw-precache-webpack-plugin": "0.11.4",
     "url-loader": "0.5.9",
-    "webpack": "3.5.1",
+    "webpack": "3.11.0",
     "webpack-dev-server": "2.8.2",
     "webpack-manifest-plugin": "1.2.1",
     "whatwg-fetch": "2.0.3"