diff --git a/src/package/getPackageJson.ts b/src/package/getPackageJson.ts
index 9b4cb1b..f9780fd 100644
--- a/src/package/getPackageJson.ts
+++ b/src/package/getPackageJson.ts
@@ -8,7 +8,7 @@ import path from "node:path"
  * @param findUp   是否向上查找package.json，默认为true
  * @returns 
  */
-export function getPackageJson(entry?:string,findUp?:boolean):PackageJson | undefined{
+export function getPackageJson(entry?:string,findUp:boolean = true):PackageJson | undefined{
     const packageRoot =findUp ? getPackageRootPath(entry) as string : entry || process.cwd()
     try{
         return require(path.join(packageRoot,"package.json"))