diff --git a/tsup.config.ts b/tsup.config.ts
index 5e5a848..8b61234 100644
--- a/tsup.config.ts
+++ b/tsup.config.ts
@@ -1,7 +1,7 @@
 import { defineConfig } from 'tsup';
 
 export default defineConfig({
-	entry: ['./src/*.ts'],
+	entry: ['./src/index.ts'],
 	format: ['esm', 'cjs'],
 	target: 'node18',
 	dts: true,