diff --git a/src/AmsToMqttBridge.ino b/src/AmsToMqttBridge.ino
index 08c17c72..cad99b8c 100644
--- a/src/AmsToMqttBridge.ino
+++ b/src/AmsToMqttBridge.ino
@@ -131,6 +131,7 @@ void loop()
 		else							led_off();
 	}
 	ws.loop();
+	delay(1); // Needed for auto modem sleep
 }