diff --git a/package.json b/package.json
index b07dfb78d597098a7b06520e048821777e72ef67..e9c4014586fb817c0ff2540822a14e079867a917 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "package-es5": "cd dist/netex && cat runtime-es5.js polyfills-es5.js main-es5.js > bundle-es5.js",
     "package-es2015": "cd dist/netex && cat runtime-es2015.js polyfills-es2015.js main-es2015.js > bundle-es2015.js",
     "bundle": "npm run build-prod netex && npm run package-es5 && npm run package-es2015",
-    "build:netex": "npm run build-prod netex && node build-netex.js",
+    "build:netex": "python prefixCSS.py --stage parse && npm run build-prod netex && node build-netex.js && python prefixCSS.py --stage cleanup",
     "build:netex-dev": "python prefixCSS.py --stage parse && npm run build-dev netex && node build-netex.js && python prefixCSS.py --stage cleanup",
     "build:netex-old": "npm run build-old netex && node build-netex.js",
     "prefix": "bash prefix_styles.sh",