diff --git a/lib/http/msg.dart b/lib/http/msg.dart
index 2b385de7..0a55d541 100644
--- a/lib/http/msg.dart
+++ b/lib/http/msg.dart
@@ -233,13 +233,16 @@ class MsgHttp {
     }
   }
 
-  static Future uploadBfs(
+  static Future uploadBfs({
     dynamic path,
-  ) async {
+    String? category,
+    String? biz,
+  }) async {
     String csrf = await Request.getCsrf();
     Map<String, dynamic> data = await WbiSign().makSign({
       'file_up': await MultipartFile.fromFile(path),
-      'category': 'daily',
+      if (category != null) 'category': category,
+      if (biz != null) 'biz': biz,
       'csrf': csrf,
     });
     var res = await Request().post(
diff --git a/lib/pages/dynamics/view.dart b/lib/pages/dynamics/view.dart
index fe47c2f5..773caad5 100644
--- a/lib/pages/dynamics/view.dart
+++ b/lib/pages/dynamics/view.dart
@@ -269,7 +269,10 @@ class _CreatePanelState extends State<CreatePanel> {
       pics = [];
       for (int i = 0; i < _pathList.length; i++) {
         SmartDialog.showLoading(msg: '正在上传图片: ${i + 1}/${_pathList.length}');
-        dynamic result = await MsgHttp.uploadBfs(_pathList[i]);
+        dynamic result = await MsgHttp.uploadBfs(
+          path: _pathList[i],
+          category: 'daily',
+        );
         if (result['status']) {
           int imageSize = await File(_pathList[i]).length();
           pics.add({
diff --git a/lib/pages/video/detail/reply_new/reply_page.dart b/lib/pages/video/detail/reply_new/reply_page.dart
index e8841fae..5eca775e 100644
--- a/lib/pages/video/detail/reply_new/reply_page.dart
+++ b/lib/pages/video/detail/reply_new/reply_page.dart
@@ -477,7 +477,10 @@ class _ReplyPageState extends State<ReplyPage>
       pictures = [];
       for (int i = 0; i < _pathList.length; i++) {
         SmartDialog.showLoading(msg: '正在上传图片: ${i + 1}/${_pathList.length}');
-        dynamic result = await MsgHttp.uploadBfs(_pathList[i]);
+        dynamic result = await MsgHttp.uploadBfs(
+          path: _pathList[i],
+          category: 'daily',
+        );
         if (result['status']) {
           int imageSize = await File(_pathList[i]).length();
           pictures.add({
diff --git a/lib/pages/whisper_detail/view.dart b/lib/pages/whisper_detail/view.dart
index e3974321..a7412c77 100644
--- a/lib/pages/whisper_detail/view.dart
+++ b/lib/pages/whisper_detail/view.dart
@@ -315,7 +315,10 @@ class _WhisperDetailPageState extends State<WhisperDetailPage> {
                     );
                     if (pickedFile != null) {
                       SmartDialog.showLoading(msg: '正在上传图片');
-                      dynamic result = await MsgHttp.uploadBfs(pickedFile.path);
+                      dynamic result = await MsgHttp.uploadBfs(
+                        path: pickedFile.path,
+                        biz: 'im',
+                      );
                       if (result['status']) {
                         int imageSize = await File(pickedFile.path).length();
                         String mimeType = lookupMimeType(pickedFile.path)