diff --git a/src/controller/api.js b/src/controller/api.js
index 08d1216..7c5894f 100644
--- a/src/controller/api.js
+++ b/src/controller/api.js
@@ -538,6 +538,11 @@ module.exports = class extends Base {
       // 如果是第0页而且是个人定制的，把 最近点击 与 最近新增 的返回去。
       let data = {};
       data = await this.model('hot_bookmarks').order('id DESC').page(page || 1, pageSize).countSelect();
+      for (let bookmark of data.data) {
+        if (!bookmark.tagName) {
+          bookmark.tagName = "未知";
+        }
+      }
       this.json({ code: 0, data });
     } catch (error) {
       this.json({ code: 1, msg: error.toString() });
@@ -549,6 +554,11 @@ module.exports = class extends Base {
     try {
       let sql = `SELECT * FROM hot_bookmarks ORDER BY RAND() LIMIT 50;`;
       let data = await this.model('hot_bookmarks').query(sql);
+      for (let bookmark of data) {
+        if (!bookmark.tagName) {
+          bookmark.tagName = "未知";
+        }
+      }
       this.json({ code: 0, data });
     } catch (error) {
       this.json({ code: 1, msg: error.toString() });