diff --git a/WifiControlSensor/MQTT.ino b/WifiControlSensor/MQTT.ino
index ae050ac..4ba3f91 100644
--- a/WifiControlSensor/MQTT.ino
+++ b/WifiControlSensor/MQTT.ino
@@ -77,7 +77,7 @@ Adafruit_MQTT_Publish *MqttCreatePublisher( uint8_t qos, uint8_t retain, const c
 
 
 int MqttBatchPublish(std::vector<struct mqttInfo> tab, ...) {
-  if (!MqttConnect()) {
+  if (MqttConnect()) {
     SKETCH_DEBUG_PRINTLN("cannot connect to mqtt");
     return -1;
   }