diff --git a/platformio.ini b/platformio.ini
index a1ae337..17cd370 100755
--- a/platformio.ini
+++ b/platformio.ini
@@ -13,7 +13,7 @@ platform = espressif8266
 board = d1
 framework = arduino
 monitor_speed =74800
-
+monitor_port = /dev/ttyUSB0
 monitor_filters = time
 lib_deps =
   adafruit/Adafruit BusIO @ 1.16.1
diff --git a/src/main.cpp b/src/main.cpp
index 1bcfc0c..85d829f 100755
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -47,7 +47,7 @@ void setup() {
     unsigned status;
 
      // default settings
-    status = bme.begin(0x77);  
+    status = bme.begin(0x76);  
     // You can also pass in a Wire library object like &Wire2
     // status = bme.begin(0x76, &Wire2)
     if (!status) {