diff --git a/src/node/build/build.ts b/src/node/build/build.ts
index 1ef2053f..d8c34f3f 100644
--- a/src/node/build/build.ts
+++ b/src/node/build/build.ts
@@ -9,7 +9,7 @@ import { bundle, okMark, failMark } from './bundle'
 
 export async function build(
   root: string,
-  buildOptions: BuildOptions & { base?:string; mpa?: string } = {}
+  buildOptions: BuildOptions & { base?: string; mpa?: string } = {}
 ) {
   const start = Date.now()