diff --git a/Rss.py b/Rss.py
index 576505e..51c96e6 100644
--- a/Rss.py
+++ b/Rss.py
@@ -53,7 +53,7 @@ class RssDB():
         pass
 
     def connect(self):
-        return pymysql.connect(host=os.getenv('db_host'), user=os.getenv('db_user'), passwd=os.getenv('db_passwd'), port=os.getenv('db_port'), db=os.getenv('db_db'))
+        return pymysql.connect(host=os.getenv('db_host'), user=os.getenv('db_user'), passwd=os.getenv('db_passwd'), port=int(os.getenv('db_port')), db=os.getenv('db_db'))
 
     def fetchData(self, type, is_success):
         db = self.connect()