diff --git a/main.py b/main.py
index 99b2cb9..0db5c31 100644
--- a/main.py
+++ b/main.py
@@ -4,7 +4,7 @@ import uuid
 import random
 
 sdtcloud = sdtcloudpubsub.sdtcloudpubsub()
-mqttClient = sdtcloud.setClient(f"device-app-{uuid.uuid1()}") # parameter is client ID(string)
+sdtcloud.setClient(f"device-app-{uuid.uuid1()}") # parameter is client ID(string)
 
 def runAction():
     while True:
@@ -19,7 +19,7 @@ def runAction():
             "value": random.randint(18, 27)
             
         }]
-        sdtcloud.pubMessage(mqttClient, msg)
+        sdtcloud.pubMessage(msg)
         time.sleep(2)
 
 if __name__ == "__main__":