diff --git a/src/global.h b/src/global.h
index 65c9151..9f8ce4f 100644
--- a/src/global.h
+++ b/src/global.h
@@ -7,6 +7,10 @@
 #include <WiFi.h>
 #include <WiFiMulti.h>
 
+// MQTT
+#define MQTT_ADDR "192.168.2.196"
+#define MQTT_PORT 1883
+
 // DAC
 #define DAC1 25
 
diff --git a/src/helpers/mqtt.cpp b/src/helpers/mqtt.cpp
index ff6d609..2d6bf9c 100644
--- a/src/helpers/mqtt.cpp
+++ b/src/helpers/mqtt.cpp
@@ -2,9 +2,10 @@
 
 MqttTopic::MqttTopic(WiFiClient* espClient): wifiClient(espClient), client(PubSubClient(*espClient))
 {
-    IPAddress server(192, 168, 2, 196);
+    IPAddress server;
+    server.fromString(MQTT_ADDR);
 
-    this->client.setServer(server, 1883);
+    this->client.setServer(server, MQTT_PORT);
     this->client.setCallback(this->callback);
 }