diff --git a/rsshub/spiders/nasdaq/symbol_change.py b/rsshub/spiders/nasdaq/symbol_change.py
index e9ec7e3..2ab2950 100644
--- a/rsshub/spiders/nasdaq/symbol_change.py
+++ b/rsshub/spiders/nasdaq/symbol_change.py
@@ -8,23 +8,25 @@ domain = 'https://api.nasdaq.com'
 def parse(post):
     item = {}
     item['title'] = post['effective'] + '，' + post['oldSymbol'] + ' -> ' + post['newSymbol']
-    item['description'] = item['title'] + '。公司：' + post['companyName']
+    item['description'] = "代码变更：" + item['title'] + '。公司：' + post['companyName']
     item['link'] = post['url']
     return item
 
 
 def ctx(category=''):
-    url = f'https://www.nasdaq.com/market-activity/stocks/symbol-change-history'
-    DEFAULT_HEADERS.update({'Referer': f'https://www.chaindd.com/column/{category}'}) 
-    print(url)
-    posts = requests.get(
-        url,
-        headers=DEFAULT_HEADERS,
-    ).text
-    posts = json.loads(posts)['data']['rows']
+    url = 'https://api.nasdaq.com/api/quote/list-type-extended/symbolchangehistory'
+    DEFAULT_HEADERS.update({
+        'Referer': 'https://www.nasdaq.com/',
+        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36'
+    })
+    
+    response = requests.get(url, headers=DEFAULT_HEADERS)
+    response.raise_for_status()  # 确保请求成功
+    posts = json.loads(response.text)['data']['symbolChangeHistoryTable']['rows']
+    
     return {
         'title': 'Stock Symbol Change History - Nasdaq',
-        'link': f'https://www.nasdaq.com/market-activity/stocks/symbol-change-history',
+        'link': 'https://www.nasdaq.com/market-activity/stocks/symbol-change-history',
         'description': 'View the history of stock symbol changes on Nasdaq. Stay informed on corporate actions, mergers, and rebrandings that result in symbol updates',
         'author': 'hillerliao',
         'items': list(map(parse, posts)),