diff --git a/client/package.json b/client/package.json
index f166ff8..3529ce3 100644
--- a/client/package.json
+++ b/client/package.json
@@ -7,7 +7,7 @@
   "license": "MIT",
   "scripts": {
     "start": "webpack-dev-server --open --config webpack.dev.js",
-    "build": "webpack --config webpack.prod.js",
+    "build": "NODE_ENV=production webpack --config webpack.prod.js",
     "build_dev": "webpack --config webpack.dev.js"
   },
   "dependencies": {