diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index 46e9a00a020..9f31fa3b41b 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "@babel/core": "7.0.0-beta.38",
     "@babel/runtime": "7.0.0-beta.38",
-    "autoprefixer": "7.2.5",
+    "autoprefixer": "10.0.0",
     "babel-core": "7.0.0-bridge.0",
     "babel-eslint": "8.2.1",
     "babel-jest": "22.1.0",
@@ -32,7 +32,7 @@
     "babel-preset-react-app": "^3.1.1",
     "case-sensitive-paths-webpack-plugin": "2.1.1",
     "chalk": "2.3.0",
-    "css-loader": "0.28.9",
+    "css-loader": "5.0.0",
     "dotenv": "5.0.0",
     "dotenv-expand": "4.2.0",
     "eslint": "4.15.0",
@@ -51,8 +51,8 @@
     "identity-obj-proxy": "3.0.0",
     "jest": "22.1.2",
     "object-assign": "4.1.1",
-    "postcss-flexbugs-fixes": "3.2.0",
-    "postcss-loader": "2.0.10",
+    "postcss-flexbugs-fixes": "5.0.0",
+    "postcss-loader": "4.0.0",
     "promise": "8.0.1",
     "raf": "3.4.0",
     "react-dev-utils": "^5.0.0",