diff --git a/code/app/model/NovelModel.php b/code/app/model/NovelModel.php
index 8e6d563..432861a 100644
--- a/code/app/model/NovelModel.php
+++ b/code/app/model/NovelModel.php
@@ -49,7 +49,6 @@ class NovelModel extends MongoModel
             'n_site_uuid' => 0,
             'n_source_id' => 0,
             'n_page_title' => 0,
-            'og_description' => 0,
             'og_image' => 0,
             'og_novel_latest_chapter_url' => 0,
             'og_novel_read_url' => 0,
@@ -72,7 +71,7 @@ class NovelModel extends MongoModel
 
         try {
             $arrConditions = array_map(function ($strKeyword) {
-                return ['og_title' => ['$regex' => trim($strKeyword), '$options' => 'i']];
+                return ['og_novel_book_name' => ['$regex' => trim($strKeyword), '$options' => 'i']];
             }, $arrKeywords);
 
             $UpdateResult = $this->getCol()->updateMany(
diff --git a/code/app/task/crawler/zw630/page/NovelPage.php b/code/app/task/crawler/zw630/page/NovelPage.php
index 678b5a1..58b11b0 100644
--- a/code/app/task/crawler/zw630/page/NovelPage.php
+++ b/code/app/task/crawler/zw630/page/NovelPage.php
@@ -44,7 +44,6 @@ class NovelPage extends BasePage
         if ($arrExisting) {
             $arrNovelInfo = (array) $arrExisting;
         } else {
-            $arrNovelInfo['og_title'] = $strName;
             $arrNovelInfo['og_novel_book_name'] = $strName;
             $arrNovelInfo['og_novel_pin_yin'] = zhToPinYin($strName);
             $arrNovelInfo['n_site_name'] = '恋上你中文';
diff --git a/code/database/mongo/migrations/novel.php b/code/database/mongo/migrations/novel.php
index 4baab22..9029029 100644
--- a/code/database/mongo/migrations/novel.php
+++ b/code/database/mongo/migrations/novel.php
@@ -7,7 +7,7 @@ return [
             'options' => ['unique' => false]
         ],
         [
-            'key' => ['og_title' => 1],
+            'key' => ['og_novel_book_name' => 1],
             'options' => ['unique' => false]
         ],
         [