diff --git a/src/hal/lopy.h b/src/hal/lopy.h
index b793cd5c..43a385bd 100644
--- a/src/hal/lopy.h
+++ b/src/hal/lopy.h
@@ -7,12 +7,12 @@
 // !!EXPERIMENTAL - not tested yet!!
 // uncomment this only if your LoPy runs on a Pytrack expansion board with GPS
 // see http://www.quectel.com/UploadImage/Downlad/Quectel_L76-L_I2C_Application_Note_V1.0.pdf
-#define HAS_GPS 1
-#define GPS_I2C_PINS GPIO_NUM_25, GPIO_NUM_26 // SDA (P22), SCL (P21)
-#define GPS_I2C_ADDRESS_READ 0x21
-#define GPS_I2C_ADDRESS_WRITE 0x20
-#define HAS_BUTTON GPIO_NUM_37 // (P14)
-#define BUTTON_PULLUP 1  // Button need pullup instead of default pulldown
+//#define HAS_GPS 1
+//#define GPS_I2C_PINS GPIO_NUM_25, GPIO_NUM_26 // SDA (P22), SCL (P21)
+//#define GPS_I2C_ADDRESS_READ 0x21
+//#define GPS_I2C_ADDRESS_WRITE 0x20
+//#define HAS_BUTTON GPIO_NUM_37 // (P14)
+#//define BUTTON_PULLUP 1  // Button need pullup instead of default pulldown
 
 // Hardware pin definitions for Pycom LoPy board
 #define PIN_SPI_SS    GPIO_NUM_17