diff --git a/packages/plugin-legacy/src/index.ts b/packages/plugin-legacy/src/index.ts
index 71723d2a5a75f5..a121693446c039 100644
--- a/packages/plugin-legacy/src/index.ts
+++ b/packages/plugin-legacy/src/index.ts
@@ -844,4 +844,6 @@ export const cspHashes = [
   dynamicFallbackInlineCode,
 ].map((i) => createHash('sha256').update(i).digest('base64'))
 
+export type { Options }
+
 export default viteLegacyPlugin