diff --git a/src/main.cpp b/src/main.cpp
index 2b39f29..153e894 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -15,12 +15,13 @@
  * - 2
  * - 3
  * - 5
- * - 6
- * - 7
- * - 8
- * - 9
- * - 14 (A0)
- * - 15 (A1)
+ * - 6 POSTBOX_DOOR_PIN
+ * - 7 POSTBOX_FLAP_PIN
+ * - 8 LIGHT_REQUEST_BUTTON_PIN
+ * - 9 DOOR_BELL_BUTTON_PIN
+ * - 13 out: LED_PIN
+ * - 14 (A0) out: DOOR_BELL_BUZZER_PIN
+ * - 15 (A1) out: POSTBOX_LIGHT_PIN
  * - 16 (A2)
  * - 17 (A3)
  * - 18 (A4)
@@ -40,11 +41,11 @@ void (*resetArduinoNow) (void) = 0;  // declare reset fuction at address 0
 
 // Update these with values suitable for your network.
 byte mac[]    = {  0xDE, 0xED, 0xBA, 0xFE, 0xFE, 0xEA };
-IPAddress ip(192, 168, 89, 205);
-IPAddress mqttServerIP(192, 168, 89, 95);
+//IPAddress ip(192, 168, 89, 205);
+IPAddress mqttServerIP(192, 168, 89, 222);
 
-const char *mqttUser = "default";
-const char *mqttPassword = "12345678";
+const char *mqttUser = "doorbell";
+const char *mqttPassword = "tkSEM35EnLvVi7etjd";
 
 const char *lwtTopic = "doorBellGW/LWT";
 const char *lwtMessage = "Offline";