diff --git a/dspt_api/util/mapi/card_auth.py b/dspt_api/util/mapi/card_auth.py
index 50a284f..6eeb9e9 100644
--- a/dspt_api/util/mapi/card_auth.py
+++ b/dspt_api/util/mapi/card_auth.py
@@ -1,5 +1,6 @@
 from dspt_api.util.general.handle_card import get_card
 from dspt_api.util.general.handle_params import add_param
+import hashlib
 import time
 
 
@@ -30,6 +31,12 @@ class MapiCardAuth:
         card_result, card_num = get_card(self.ip, self.env, self.pid, self.cid, self.pay_type['card_num'])
         add_param(self.return_data, 'card', card_num, timestamp=int(time.time() * 1000))
 
+        # password
+        pwd = '123321'
+        _md5 = hashlib.md5()
+        _md5.update(pwd.encode('utf-8'))
+        add_param(self.return_data, 'password', _md5.hexdigest() , timestamp=int(time.time() * 1000))
+
         print(__name__, self.return_data)
         return self.return_data