diff --git a/ecosystem.config.js b/ecosystem.config.js
index 303d746..a79cb57 100644
--- a/ecosystem.config.js
+++ b/ecosystem.config.js
@@ -3,13 +3,8 @@ module.exports = {
     {
       name: 'on-site-survey',
       script: 'node_modules/next/dist/bin/next',
-      args: 'start',
       instances: 2,
       exec_mode: 'cluster',
-      env_file: '.env.production',
-      env: {
-        NODE_ENV: 'production',
-      },
     },
   ],
 }
diff --git a/package.json b/package.json
index 1b0be83..e309ff6 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "start": "next start",
     "build:local": "env-cmd -f .env.localhost next build",
     "build:dev": "env-cmd -f .env.development next build",
-    "build:prod": "set NODE_ENV=production && env-cmd -f .env.production next build",
+    "build:prod": "env-cmd -f .env.production next build",
     "start:local": "env-cmd -f .env.localhost next start",
     "start:dev": "env-cmd -f .env.development next start",
     "start:prod": "env-cmd -f .env.production next start",