diff --git a/package.json b/package.json
index b0b3113..657b3d0 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "version": "4.0.0",
   "private": true,
   "scripts": {
-    "build": "FLECKS_ENV_FLECKS_SERVER_start=0 npm run build:only",
+    "build": "FLECKS_ENV__flecks_server__start=0 npm run build:only",
     "build:only": "flecks build",
     "debug": "DEBUG=*,-babel* npm run dev",
     "dev": "npm run -- build:only -h",