diff --git a/WifiControlSensor/WifiControlSensor.ino b/WifiControlSensor/WifiControlSensor.ino
index 63c192e..4f741ff 100644
--- a/WifiControlSensor/WifiControlSensor.ino
+++ b/WifiControlSensor/WifiControlSensor.ino
@@ -47,7 +47,6 @@ extern "C" {
 #include <user_interface.h>
 }
 
-#define CONFIG_EEPROM_SIZE 256
 char eeprom[CONFIG_EEPROM_SIZE];
 
 #define BOOTMODE_SETUP  0
@@ -232,7 +231,9 @@ void setup() {
   SKETCH_DEBUG_PRINTLN();
 
   WifiSetup(mode, txStatus == 0, confSsid, confPassword, confHost, ip_mode, ip, gw, mask, dns, dns2);
-  MqttSetup(mqttServer, mqttUser, mqttPasswd, mqttPort, confHost);
+  if (mode == BOOTMODE_NORMAL) {
+    MqttSetup(mqttServer, mqttUser, mqttPasswd, mqttPort, confHost);
+  }
 
   if (mode == BOOTMODE_OTA) {
     OTASetup();