diff --git a/main.py b/main.py
index af8f2af..901c2d0 100644
--- a/main.py
+++ b/main.py
@@ -466,7 +466,7 @@ def kp(event_data):
                 winHookUrl = 'http://chatbot.hackrobot.cn/img'
                 payload = {'query': {'query': "test"}}
                 newPayload=json.loads(json.dumps(payload))
-                res = requests.post(winHookUrl, data=newPayload)
+                res = requests.post(winHookUrl, json=newPayload)
                 print('res====>', res)
                 # r = res.json()
                 # print('r',r)