diff --git a/packages/plugins/@nocobase/plugin-file-manager/package.json b/packages/plugins/@nocobase/plugin-file-manager/package.json
index 7de55cb22d..751dbb97d4 100644
--- a/packages/plugins/@nocobase/plugin-file-manager/package.json
+++ b/packages/plugins/@nocobase/plugin-file-manager/package.json
@@ -21,6 +21,7 @@
     "antd": "5.x",
     "cos-nodejs-sdk-v5": "^2.11.14",
     "koa-static": "^5.0.0",
+    "iconv-lite": "^0.6.3",
     "mime-match": "^1.0.2",
     "mkdirp": "~0.5.4",
     "multer": "^1.4.2",
diff --git a/packages/plugins/@nocobase/plugin-file-manager/src/server/utils.ts b/packages/plugins/@nocobase/plugin-file-manager/src/server/utils.ts
index daa3f2c907..ead7dd1647 100644
--- a/packages/plugins/@nocobase/plugin-file-manager/src/server/utils.ts
+++ b/packages/plugins/@nocobase/plugin-file-manager/src/server/utils.ts
@@ -8,11 +8,13 @@
  */
 
 import { uid } from '@nocobase/utils';
+import iconv from 'iconv-lite';
 import path from 'path';
 
 export function getFilename(req, file, cb) {
-  const baseName = path.basename(file.originalname, path.extname(file.originalname));
-  cb(null, `${baseName}-${uid(6)}${path.extname(file.originalname)}`);
+  const originalname = iconv.decode(Buffer.from(file.originalname, 'binary'), 'utf8');
+  const baseName = path.basename(originalname, path.extname(originalname));
+  cb(null, `${baseName}-${uid(6)}${path.extname(originalname)}`);
 }
 
 export const cloudFilenameGetter = (storage) => (req, file, cb) => {