diff --git a/libraries/mermaid-elk/package.json b/libraries/mermaid-elk/package.json
index f87fc2430..3e57cab24 100644
--- a/libraries/mermaid-elk/package.json
+++ b/libraries/mermaid-elk/package.json
@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "main": "index.js",
   "scripts": {
-    "build": "cross-env node --import ../../loader-register.js ../../node_modules/webpack/bin/webpack.js -c webpack.config.cjs"
+    "build": "tsx ../../node_modules/webpack/bin/webpack.js -c webpack.config.cjs"
   },
   "keywords": [],
   "author": "",