From 5811d55f700cdecbf1f661f17f19f00c3372d661 Mon Sep 17 00:00:00 2001
From: Dan Abramov <dan.abramov@gmail.com>
Date: Fri, 3 Nov 2017 18:18:57 +0000
Subject: [PATCH] Use new WebpackDevServer option (#3401)

---
 packages/react-scripts/config/webpackDevServer.config.js | 2 +-
 packages/react-scripts/package.json                      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/react-scripts/config/webpackDevServer.config.js b/packages/react-scripts/config/webpackDevServer.config.js
index f401f2cce..5ff5d0abb 100644
--- a/packages/react-scripts/config/webpackDevServer.config.js
+++ b/packages/react-scripts/config/webpackDevServer.config.js
@@ -94,7 +94,7 @@ module.exports = function(proxy, allowedHost) {
     },
     public: allowedHost,
     proxy,
-    setup(app) {
+    before(app) {
       // This lets us open files from the runtime error overlay.
       app.use(errorOverlayMiddleware());
       // This service worker file is effectively a 'no-op' that will reset any
diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index 8e24165e8..1767ac231 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -54,7 +54,7 @@
     "sw-precache-webpack-plugin": "0.11.4",
     "url-loader": "0.6.2",
     "webpack": "3.8.1",
-    "webpack-dev-server": "2.9.3",
+    "webpack-dev-server": "2.9.4",
     "webpack-manifest-plugin": "1.3.2",
     "whatwg-fetch": "2.0.3"
   },
-- 
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