diff --git a/examples/simple-chat/package.json b/examples/simple-chat/package.json
index cc1fa3cc..ae9997c3 100644
--- a/examples/simple-chat/package.json
+++ b/examples/simple-chat/package.json
@@ -3,10 +3,10 @@
     "version": "0.1.0",
     "private": true,
     "scripts": {
-        "start": "cp src/gh-config.js src/app-config.js && parcel src/llm_chat.html  --port 8888",
-        "mlc-local": "cp src/mlc-local-config.js src/app-config.js && parcel src/llm_chat.html  --port 8888",
-        "build": "cp src/gh-config.js src/app-config.js && parcel build src/llm_chat.html --dist-dir lib --no-content-hash"
-    },
+    "start": "node copy-config.js && parcel src/llm_chat.html --port 8888",
+    "mlc-local": "node copy-config.js && parcel src/llm_chat.html --port 8888",
+    "build": "node copy-config.js && parcel build src/llm_chat.html --dist-dir lib --no-content-hash"
+},
     "devDependencies": {
         "buffer": "^5.7.1",
         "parcel": "^2.8.3",
@@ -18,4 +18,5 @@
     "dependencies": {
         "@mlc-ai/web-llm": "^0.2.29"
     }
-}
\ No newline at end of file
+}
+