diff --git a/src/espmega_iot_core.cpp b/src/espmega_iot_core.cpp
index 4df48d4..ccd75d2 100644
--- a/src/espmega_iot_core.cpp
+++ b/src/espmega_iot_core.cpp
@@ -263,7 +263,6 @@ void ota_begin()
                {
     otaserver.sendHeader("Connection", "close");
     String configbuffer = config_part1;
-    configbuffer += config_part1;
     configbuffer+=config_txt_part1+"IP Address"+config_txt_part2+"text"+config_txt_part3+"dev_ip"+config_txt_part4+"dev_ip"+config_txt_part5+IP.toString()+config_txt_part6;
     configbuffer+=config_txt_part1+"Network Mask"+config_txt_part2+"text"+config_txt_part3+"netmask"+config_txt_part4+"netmask"+config_txt_part5+SUBNET.toString()+config_txt_part6;
     configbuffer+=config_txt_part1+"Gateway"+config_txt_part2+"text"+config_txt_part3+"gateway"+config_txt_part4+"gateway"+config_txt_part5+GATEWAY.toString()+config_txt_part6;