diff --git a/src/utils.tsx b/src/utils.tsx
index 0b1b307..3fb3dc1 100644
--- a/src/utils.tsx
+++ b/src/utils.tsx
@@ -146,7 +146,9 @@ export async function transpile(path: string): Promise<string> {
   const { mtime } = await stat(path)
   const key = `${path}?${mtime}`
 
-  let cached = transpileCache[key]
+  // no caching in dev mode
+  let cached = process.env.NODE_ENV === 'production' ? transpileCache[key] : undefined
+
   if (!cached) {
     const result = await Bun.build({
       entrypoints: [path],