diff --git a/packages/plugin-vue/src/style.ts b/packages/plugin-vue/src/style.ts
index c6575787..c1486660 100644
--- a/packages/plugin-vue/src/style.ts
+++ b/packages/plugin-vue/src/style.ts
@@ -37,6 +37,6 @@ export async function transformStyle(
 
   return {
     code: result.code,
-    map: result.map as any
+    map: result.map || ({ mappings: '' } as any)
   }
 }