diff --git a/lib/pages/common/reply_controller.dart b/lib/pages/common/reply_controller.dart
index 2e5f06e33..1091f0b15 100644
--- a/lib/pages/common/reply_controller.dart
+++ b/lib/pages/common/reply_controller.dart
@@ -175,7 +175,9 @@ abstract class ReplyController<R> extends CommonListController<R, ReplyInfo> {
               if (oid != null) {
                 list.insert(hasUpTop ? 1 : 0, replyInfo);
               } else {
-                list[index].replies.add(replyInfo);
+                list[index]
+                  ..count += 1
+                  ..replies.add(replyInfo);
               }
               loadingState.refresh();
             }