diff --git a/package.json b/package.json
index c7c3b14..632706e 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "type": "module",
   "scripts": {
-    "dev": "bun --hot src/index.ts",
+    "dev": "bun --hot src/index.tsx",
     "build": "bun build ./src/index.html --outdir=dist --sourcemap --target=browser --minify --define:process.env.NODE_ENV='\"production\"' --env='BUN_PUBLIC_*'",
     "start": "NODE_ENV=production bun src/index.tsx"
   },
diff --git a/src/index.ts b/src/index.tsx
similarity index 100%
rename from src/index.ts
rename to src/index.tsx