diff --git a/api-customer/app.py b/api-customer/app.py
index 31a89e97..01bef340 100644
--- a/api-customer/app.py
+++ b/api-customer/app.py
@@ -1,3 +1,4 @@
+import json
 import os
 import threading
 
@@ -33,7 +34,7 @@ def handle_message_received(topic:str, payload:str):
     try :
         print(payload, flush=True)
         url = "https://192.168.15.125:1880/message/receive"
-        response = requests.post(url, json=payload, verify=False)
+        response = requests.post(url, json=json.dumps(payload), verify=False)
         print(response.json(), flush=True)
     except Exception as e:
         print(e)