diff --git a/package.json b/package.json
index c5b8eae..c3ef547 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@kevisual/oss",
-  "version": "0.0.8",
+  "version": "0.0.10",
   "main": "dist/index.js",
   "scripts": {
     "build": "tsup",
diff --git a/src/index.ts b/src/index.ts
index 57183ad..188122e 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -2,7 +2,7 @@ import { Client, ItemBucketMetadata } from 'minio';
 import { ListFileObject, ListObjectResult, OssBaseOperation } from './core/type.ts';
 import { hash } from './util/hash.ts';
 import { copyObject } from './core/copy-object.ts';
-
+import omit from 'lodash/omit.js';
 export type OssBaseOptions<T = { [key: string]: any }> = {
   /**
    * 已经初始化好的minio client
@@ -94,16 +94,20 @@ export class OssBase implements OssBaseOperation {
       }
     } else {
       putData = data as any;
+      size = null;
     }
     if (opts?.check) {
       const obj = await this.statObject(objectName, true);
       if (obj) {
+        const omitMeda = ['content-type', 'cache-control', 'app-source'];
+        const objMeta = JSON.parse(JSON.stringify(omit(obj.metaData, omitMeda)));
         metaData = {
-          ...obj.metaData,
+          ...objMeta,
           ...metaData,
         };
       }
     }
+    console.log('putObject metaData', metaData);
 
     const bucketName = this.bucketName;
     const obj = await this.client.putObject(bucketName, `${this.prefix}${objectName}`, putData, size, metaData);