diff --git a/package.json b/package.json
index 07499b2..b36c4d7 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "description": "Test project for 11ty",
   "scripts": {
-    "prod_build": "$env:ELEVENTY_ENVIRONMENT=\"production\" && npx postcss src/static/css/site.css -o src/static/css/output.css --verbose && npx @11ty/eleventy",
+    "prod_build": "npx postcss src/static/css/site.css -o src/static/css/output.css --verbose && set ELEVENTY_ENVIRONMENT=production&& npx @11ty/eleventy",
     "build": "npx postcss src/static/css/site.css -o src/static/css/output.css && npx @11ty/eleventy",
     "watch": "npx @11ty/eleventy --serve",
     "css_watch": "npx postcss src/static/css/site.css -o src/static/css/output.css -w --verbose"