diff --git a/entry/src/main/ets/ai-pick/AiPickModel.ets b/entry/src/main/ets/ai-pick/AiPickModel.ets
index fa2ca33..76825d3 100644
--- a/entry/src/main/ets/ai-pick/AiPickModel.ets
+++ b/entry/src/main/ets/ai-pick/AiPickModel.ets
@@ -53,7 +53,10 @@ export class AiPickModel {
       this.tabs = data;
       // 写入 AppStorage：合并式更新（AppStorage 不支持原地改 Map）
       const current: CardsDataCache = AppStorage.get<CardsDataCache>(APP_STORAGE_CACHE_KEY) ?? {};
-      const next: CardsDataCache = { ...current };
+      const next: CardsDataCache = {};
+      Object.keys(current).forEach((k: string) => {
+        next[k] = current[k];
+      });
       next[this.cardKey] = data;
       AppStorage.setOrCreate<CardsDataCache>(APP_STORAGE_CACHE_KEY, next);
       this.dataError = false;