diff --git a/examples/Modules/COM_NB-IoT/COM_NB-IoT.ino b/examples/Modules/COM_NB-IoT/COM_NB-IoT.ino
index d49b69b..d7127f4 100644
--- a/examples/Modules/COM_NB-IoT/COM_NB-IoT.ino
+++ b/examples/Modules/COM_NB-IoT/COM_NB-IoT.ino
@@ -309,7 +309,6 @@ void setup()
 {
 	// put your setup code here, to run once:
 	M5.begin();
-	Serial.begin(115200);
 	Serial2.begin(115200, SERIAL_8N1, 5, 13);
 
 	Disbuff.createSprite(320,20);