diff --git a/tsdown.config.ts b/tsdown.config.ts
index 2cf5552..85491f1 100644
--- a/tsdown.config.ts
+++ b/tsdown.config.ts
@@ -3,4 +3,7 @@ import { defineConfig } from 'tsdown'
 export default defineConfig({
   entry: ['src/*.ts'],
   format: ['esm', 'cjs'],
+  dts: {
+    resolve: ['@antfu/utils'],
+  },
 })