diff --git a/cryptoai/api/__pycache__/binance_api.cpython-313.pyc b/cryptoai/api/__pycache__/binance_api.cpython-313.pyc
index a073857..aac98f7 100644
Binary files a/cryptoai/api/__pycache__/binance_api.cpython-313.pyc and b/cryptoai/api/__pycache__/binance_api.cpython-313.pyc differ
diff --git a/cryptoai/api/binance_api.py b/cryptoai/api/binance_api.py
index 76bdcf0..53bf486 100644
--- a/cryptoai/api/binance_api.py
+++ b/cryptoai/api/binance_api.py
@@ -84,7 +84,7 @@ class BinanceAPI:
             print(f"获取交易对大户持仓多空比时出错: {e}")
             return 0
 
-    def get_historical_klines(self, symbol: str, interval: str, start_str: Optional[str] = None, end_str: Optional[str] = None, limit: int = 100) -> pd.DataFrame:
+    def get_historical_klines(self, symbol: str, interval: str, start_str: Optional[str] = None, end_str: Optional[str] = None, limit: int = 200) -> pd.DataFrame:
         """
         获取历史K线数据
         
diff --git a/cryptoai/routes/crypto.py b/cryptoai/routes/crypto.py
index 96aade1..5235bbc 100644
--- a/cryptoai/routes/crypto.py
+++ b/cryptoai/routes/crypto.py
@@ -60,7 +60,7 @@ async def get_crypto_kline(symbol: str, timeframe: Optional[str] = None, limit:
 @router.get("/news")
 async def get_crypto_news(session: Session = Depends(get_db)):
 
-    url = 'https://api.blockbeats.cn/h5v1/newsflash/list?page=1&limit=0&ios=1&end_time=&detective=-2'
+    url = 'https://api.blockbeats.cn/h5v1/newsflash/list?page=1&limit=15&ios=1&end_time=&detective=-2'
 
     response = requests.get(url)
     data = response.json()
@@ -73,9 +73,7 @@ async def get_crypto_news(session: Session = Depends(get_db)):
         result.append({
             "title": item["title"],
             "content": item["content"],
-            "timestamp": timestamp,
-            "add_time": add_time,
-            "url" : item["url"]
+            "add_time": add_time
         })
 
     return result
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 5351d8b..7455f4d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -29,7 +29,7 @@ services:
   cryptoai-api:
     build: .
     container_name: cryptoai-api
-    image: cryptoai-api:0.2.19
+    image: cryptoai-api:0.2.20
     restart: always
     ports:
       - "8000:8000"