diff --git a/backend/package.json b/backend/package.json
index 45729dc..2790eb3 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -6,7 +6,7 @@
   "scripts": {
     "test": "jest",
     "start": "node index.js",
-    "start:prod": "set NODE_ENV=production node index.js"
+    "start:prod": "cross-env NODE_ENV=production node index.js"
   },
   "keywords": [],
   "author": "",