diff --git a/boards/px4/fmu-v5x/src/board_config.h b/boards/px4/fmu-v5x/src/board_config.h
index cfdcbd5097..0379192c05 100644
--- a/boards/px4/fmu-v5x/src/board_config.h
+++ b/boards/px4/fmu-v5x/src/board_config.h
@@ -111,7 +111,7 @@
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_A71CH         0x49
+#define PX4_I2C_OBDEV_SE050         0x48
 
 #define GPIO_I2C4_DRDY1_BMP388      /* PG5  */  (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTG|GPIO_PIN5)
 #define GPIO_SE050_nRST             /* PG6  */  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTG|GPIO_PIN6)